﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2025v4.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-06-08T10:43:50-05:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>251622758</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>MAHER DUESSEL CPA'S</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>503 MARTINDALE STREET SUITE 600</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>15212</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>251338941</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>THE MATTRESS FACTORY LTD</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>MATT</BusinessNameControlTxt>
      <PhoneNum>4122313169</PhoneNum>
      <USAddress>
        <AddressLine1Txt>500 SAMPSONIA WAY</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>15212</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>DAVID ORESICK</PersonNm>
      <PersonTitleTxt>EXECUTIVE DIRECTOR</PersonTitleTxt>
      <PhoneNum>4122313169</PhoneNum>
      <SignatureDt>2026-06-08</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>ELIZABETH E KRISHER</PreparerPersonNm>
      <PTIN>P01275616</PTIN>
      <PhoneNum>4124715500</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="7">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>DAVID ORESICK</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>500 SAMPSONIA WAY</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>15212</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>2562968</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.MATTRESSFACTORY.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1977</FormationYr>
      <LegalDomicileStateCd>PA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>AS A MUSEUM OF CONTEMPORARY ART, IT COMMISSIONS NEW SITE-SPECIFIC WORKS, PRESENTS THEM TO THE WIDEST POSSIBLE AUDIENCE AND MAINTAINS SELECTED INDIVIDUAL INSTALLATIONS IN A GROWING AND DISTINCTIVE PERMANENT COLLECTION.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>16</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>16</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>32</TotalEmployeeCnt>
      <TotalVolunteersCnt>16</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>2183777</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>1565858</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>602999</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>568960</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>60952</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>72672</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>85931</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>104187</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>2933659</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>2311677</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>0</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>1253745</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>1063231</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>36039</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>1029877</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>1264506</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>2283622</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>2327737</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>650037</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-16060</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>7777406</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>7733916</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>1489322</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>1412103</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>6288084</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>6321813</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>THE MATTRESS FACTORY IS AN ARTIST-CENTERED MUSEUM, INTERNATIONAL RESIDENCY PROGRAM AND RENOWNED PRODUCER AND PRESENTER OF INSTALLATION ART. WE SAY "YES" TO ARTISTS, OFFERING TIME AND SPACE TO DREAM AND REALIZE PROJECTS IN OUR HOMETOWN, PITTSBURGH, PA. WE INVITE AUDIENCES FROM AROUND THE WORLD AND AROUND THE CORNER TO STEP INSIDE, IMMERSE AND CONNECT WITH THE ARTISTIC PROCESS.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>749108</ExpenseAmt>
      <RevenueAmt>552978</RevenueAmt>
      <Desc>ARTISTIC PROGRAM - EXHIBITION COSTS INCLUDING MATERIALS, LABOR, ARTIST STIPENDS, TRAVEL AND HOUSING, MARKETING EXPENSES, CURATORIAL AND ARCHIVAL STAFF SALARIES AND BENEFITS, COLLECTION MAINTENANCE, AND FACILITY AND ADMINISTRATIVE COSTS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>166067</ExpenseAmt>
        <RevenueAmt>15982</RevenueAmt>
        <Desc>EDUCATION PROGRAM PROVIDE A LARGE VARIETY OF EDUCATION PROGRAMS PROVIDED FOR FREE OR AT LOW-COST. PROGRAMS SERVE LEARNERS OF ALL AGES, INCLUDING STUDENTS, TEACHERS AND FAMILIES IN OUR URBAN NEIGHBORHOOD. STANDING PROGRAMS INCLUDE GUIDED TOURS, AFTER SCHOOL PROGRAMS, CLASSES FOR FAMILIES, FREE ADMISSION DAYS, TEEN PROGRAMS, SCHOOL PROGRAMS AND EXTENSIVE OUTREACH PROGRAMS. DIGITAL PROGRAMMING OFFERED AS WELL WHERE APPLICABLE.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>503060</ExpenseAmt>
        <Desc>VISITOR SERVICES IN A POST-COVID ENVIRONMENT, THE MATTRESS FACTORY CONTINUES TO WELCOME THOUSANDS OF IN-PERSON VISITORS. FRONT OF HOUSE STAFF INCLUDES GALLERY ATTENDANTS, MF SHOP AND CAF STAFF AS WELL AS FACILITIES AND ADMINISTRATIVE PERSONNEL.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>574408</ExpenseAmt>
        <RevenueAmt>69628</RevenueAmt>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>574408</TotalOtherProgSrvcExpenseAmt>
      <TotalOtherProgSrvcRevenueAmt>69628</TotalOtherProgSrvcRevenueAmt>
      <TotalProgramServiceExpensesAmt>1992643</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">1</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">1</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">0</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc1041300001">0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc1041300001">1</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc1041300001">0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd>0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>0</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd referenceDocumentId="RetDoc1042900001">1</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd referenceDocumentId="RetDoc1042900001">0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>28</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>32</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>16</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>16</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>DAVID ORESICK</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>4123251520</PhoneNum>
        <USAddress>
          <AddressLine1Txt>500 SAMPSONIA WAY</AddressLine1Txt>
          <CityNm>PITTSBURGH</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>15212</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL KOSTIEW</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH CHODOS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRIAN WONGCHAOWART</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALAN WELLS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARY NAVARRO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ZACH MALONE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANDI IRWIN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RACHEL SCHMIDHOFER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEFFREY AUGUSTINE SONGCO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT STRAUSS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN LANTZ</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PHILLIP CROOK</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LISA CIBIK</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RACHAEL HEISLER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHERRY DUCARME</PersonNm>
        <TitleTxt>CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELAINE STONE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID ORESICK</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>38.50</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>105911</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>13749</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>105911</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>13749</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>1</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>0</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>RYCON CONSTRUCTION INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>2501 SMALLMAN STREET SUITE 100</AddressLine1Txt>
            <CityNm>PITTSBURGH</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>15222</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>GENERAL CONTRACTOR FOR VARIOUS CONSTRUCT</ServicesDesc>
        <CompensationAmt>191095</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>1</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>55862</MembershipDuesAmt>
      <FundraisingAmt>188500</FundraisingAmt>
      <GovernmentGrantsAmt>143000</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>1178496</AllOtherContributionsAmt>
      <NoncashContributionsAmt>106500</NoncashContributionsAmt>
      <TotalContributionsAmt>1565858</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>552978</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>552978</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>EDUCATION PROGRAMS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>15982</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>15982</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>568960</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>72672</TotalRevenueColumnAmt>
        <ExclusionAmt>72672</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>73969</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>73969</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>73969</TotalRevenueColumnAmt>
        <ExclusionAmt>73969</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <FundraisingGrossIncomeAmt>121787</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>188500</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>187892</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-66105</TotalRevenueColumnAmt>
        <ExclusionAmt>-66105</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GrossSalesOfInventoryAmt>133027</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>63399</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>69628</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>69628</RelatedOrExemptFuncIncomeAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>26695</TotalRevenueColumnAmt>
        <ExclusionAmt>26695</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>26695</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>2311677</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>638588</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>107231</ExclusionAmt>
      </TotalRevenueGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>119661</TotalAmt>
        <ProgramServicesAmt>77780</ProgramServicesAmt>
        <ManagementAndGeneralAmt>29915</ManagementAndGeneralAmt>
        <FundraisingAmt>11966</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>796572</TotalAmt>
        <ProgramServicesAmt>640511</ProgramServicesAmt>
        <ManagementAndGeneralAmt>139001</ManagementAndGeneralAmt>
        <FundraisingAmt>17060</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>72452</TotalAmt>
        <ProgramServicesAmt>52731</ProgramServicesAmt>
        <ManagementAndGeneralAmt>19721</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>74546</TotalAmt>
        <ProgramServicesAmt>58975</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13191</ManagementAndGeneralAmt>
        <FundraisingAmt>2380</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>24078</TotalAmt>
        <ProgramServicesAmt>21839</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2239</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>99976</TotalAmt>
        <ProgramServicesAmt>90678</ProgramServicesAmt>
        <ManagementAndGeneralAmt>9298</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>9014</TotalAmt>
        <ManagementAndGeneralAmt>9014</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>129484</TotalAmt>
        <ProgramServicesAmt>118178</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7164</ManagementAndGeneralAmt>
        <FundraisingAmt>4142</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>46125</TotalAmt>
        <ProgramServicesAmt>46077</ProgramServicesAmt>
        <ManagementAndGeneralAmt>48</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>169570</TotalAmt>
        <ProgramServicesAmt>161923</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7445</ManagementAndGeneralAmt>
        <FundraisingAmt>202</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>27020</TotalAmt>
        <ProgramServicesAmt>25232</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1788</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>141662</TotalAmt>
        <ProgramServicesAmt>128632</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13030</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>6349</TotalAmt>
        <ProgramServicesAmt>5780</ProgramServicesAmt>
        <ManagementAndGeneralAmt>280</ManagementAndGeneralAmt>
        <FundraisingAmt>289</FundraisingAmt>
      </TravelGrp>
      <InterestGrp>
        <TotalAmt>75494</TotalAmt>
        <ProgramServicesAmt>68473</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7021</ManagementAndGeneralAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>191161</TotalAmt>
        <ProgramServicesAmt>173383</ProgramServicesAmt>
        <ManagementAndGeneralAmt>17778</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>66600</TotalAmt>
        <ProgramServicesAmt>60406</ProgramServicesAmt>
        <ManagementAndGeneralAmt>6194</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>MUSEUM AND ARTIST EXPEN</Desc>
        <TotalAmt>169951</TotalAmt>
        <ProgramServicesAmt>169951</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>REPAIRS</Desc>
        <TotalAmt>64982</TotalAmt>
        <ProgramServicesAmt>58986</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5996</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>OTHER EXPENSES</Desc>
        <TotalAmt>14556</TotalAmt>
        <ProgramServicesAmt>5804</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8752</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>CAFE SUPPLIES</Desc>
        <TotalAmt>11307</TotalAmt>
        <ProgramServicesAmt>11307</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>17177</TotalAmt>
        <ProgramServicesAmt>15997</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1180</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>2327737</TotalAmt>
        <ProgramServicesAmt>1992643</ProgramServicesAmt>
        <ManagementAndGeneralAmt>299055</ManagementAndGeneralAmt>
        <FundraisingAmt>36039</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>1010695</BOYAmt>
        <EOYAmt>1009333</EOYAmt>
      </CashNonInterestBearingGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>845476</BOYAmt>
        <EOYAmt>762544</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>38616</BOYAmt>
        <EOYAmt>35752</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>53223</BOYAmt>
        <EOYAmt>9798</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>7833650</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>4254961</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>3600321</BOYAmt>
        <EOYAmt>3578689</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>1359661</BOYAmt>
        <EOYAmt>1468386</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>869414</BOYAmt>
        <EOYAmt>869414</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>7777406</BOYAmt>
        <EOYAmt>7733916</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>154831</BOYAmt>
        <EOYAmt>88269</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>69500</BOYAmt>
        <EOYAmt>25450</EOYAmt>
      </DeferredRevenueGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>620017</BOYAmt>
        <EOYAmt>579859</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>644974</BOYAmt>
        <EOYAmt>718525</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>1489322</BOYAmt>
        <EOYAmt>1412103</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>4728843</BOYAmt>
        <EOYAmt>4382427</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>1559241</BOYAmt>
        <EOYAmt>1939386</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>6288084</BOYAmt>
        <EOYAmt>6321813</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>7777406</BOYAmt>
        <EOYAmt>7733916</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-16060</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>136160</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>-86371</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>1798674</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2126748</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1428237</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2183777</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1565858</CurrentTaxYearAmt>
        <TotalAmt>9103294</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>1798674</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2126748</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1428237</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2183777</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1565858</CurrentTaxYearAmt>
        <TotalAmt>9103294</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>1379570</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>7723724</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>143901</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>132393</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>104622</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>145692</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>146641</CurrentTaxYearAmt>
        <TotalAmt>673249</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>9776543</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>3639464</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.79000</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.81270</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>1359661</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>194648</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>76909</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>9014</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1468386</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1275607</BeginningYearBalanceAmt>
        <ContributionsAmt>2500</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>166053</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>75564</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>8935</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1359661</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1173256</BeginningYearBalanceAmt>
        <ContributionsAmt>2500</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>172860</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>64868</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>8141</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1275607</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1397880</BeginningYearBalanceAmt>
        <ContributionsAmt>5000</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-226733</InvestmentEarningsOrLossesAmt>
        <AdministrativeExpensesAmt>2891</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1173256</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1240752</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>165062</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>3049</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>4885</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1397880</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <PrmnntEndowmentBalanceEOYPct>1.00000</PrmnntEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>61716</OtherCostOrOtherBasisAmt>
        <BookValueAmt>61716</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>7053323</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3642669</DepreciationAmt>
        <BookValueAmt>3410654</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>718611</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>612292</DepreciationAmt>
        <BookValueAmt>106319</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <TotalBookValueLandBuildingsAmt>3578689</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>ART COLLECTION</Desc>
        <BookValueAmt>869414</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>869414</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>LINE OF CREDIT</Desc>
        <Amt>718525</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>718525</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>2690114</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>136160</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>251291</OtherRevenueAmt>
      <RevenueNotReportedAmt>387451</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>2302663</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>9014</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>9014</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>2311677</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>2656385</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>337662</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>337662</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>2318723</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>9014</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>9014</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>2327737</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENDOWMENT FUNDS WERE ESTABLISHED TO SUPPORT THE MISSION OF THE MUSEUM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENTS EXPENSES 187,892. GIFT SHOP COGS 63,399.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENTS EXPENSES 187,892. GIFT SHOP COGS 63,399. LOSS ON WRITE-DOWN OF CAPITAL CAMPAIGN PLEDGES 86,371.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>GARDEN PARTY</Event1Nm>
        <GrossReceiptsEvent1Amt>310287</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>188500</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>121787</GrossRevenueEvent1Amt>
        <RentFacilityCostsEvent1Amt>28259</RentFacilityCostsEvent1Amt>
        <FoodAndBeverageEvent1Amt>9053</FoodAndBeverageEvent1Amt>
        <EntertainmentEvent1Amt>6700</EntertainmentEvent1Amt>
        <OtherDirectExpensesEvent1Amt>143880</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>310287</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>188500</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>121787</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>28259</RentFcltyCostsTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>9053</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>6700</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>143880</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>187892</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>-66105</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>VARIOUS EVENT CONTRIBUTIONS</Desc>
        <ContributionCnt>26</ContributionCnt>
        <NoncashContributionsRptF990Amt>106500</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FAIR VALUE</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>0</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FINANCE COMMITTEE REVIEWS A COPY OF THE FORM 990 AND THEN SUBMITS IT TO THE BOARD OF DIRECTORS FOR APPROVAL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUALLY CONFLICTS ARE REQUIRED TO BE DISCLOSED. THE BOARD AND MANAGEMENT MONITOR THE CONFLICT OF INTEREST POLICY AND ENFORCE COMPLIANCE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE REVIEWS AND APPROVES THE COMPENSATION OF THE EXECUTIVE DIRECTOR AND THEN INFORMS THE PERSON IN CHARGE OF THE BOOKS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, POLICIES, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>INCREASE IN ALLOWANCE FOR PROMISES TO GIVE -86,371.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>