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        <ProgramServicesAmt>82</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7956</ManagementAndGeneralAmt>
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        <FundraisingAmt>252</FundraisingAmt>
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        <ManagementAndGeneralAmt>1765</ManagementAndGeneralAmt>
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      <OccupancyGrp>
        <TotalAmt>172692</TotalAmt>
        <ProgramServicesAmt>168197</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4495</ManagementAndGeneralAmt>
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      <TravelGrp>
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        <ProgramServicesAmt>31374</ProgramServicesAmt>
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      <ConferencesMeetingsGrp>
        <TotalAmt>160</TotalAmt>
        <ProgramServicesAmt>160</ProgramServicesAmt>
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      <InterestGrp>
        <TotalAmt>4230</TotalAmt>
        <ManagementAndGeneralAmt>4230</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>148947</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7839</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>19610</ManagementAndGeneralAmt>
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        <Desc>SUPPLIES AND RELATED EX</Desc>
        <TotalAmt>25754</TotalAmt>
        <ProgramServicesAmt>25317</ProgramServicesAmt>
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        <FundraisingAmt>359</FundraisingAmt>
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        <Desc>BANK FEES</Desc>
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        <ManagementAndGeneralAmt>11486</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>DUES AND SUBSCRIPTIONS</Desc>
        <TotalAmt>7026</TotalAmt>
        <ManagementAndGeneralAmt>6006</ManagementAndGeneralAmt>
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        <EOYAmt>9916</EOYAmt>
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        <EOYAmt>1800556</EOYAmt>
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        <EOYAmt>9856275</EOYAmt>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
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      <DonatedServicesAndUseFcltsAmt>-497606</DonatedServicesAndUseFcltsAmt>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
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      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <PublicOrganization170Ind>X</PublicOrganization170Ind>
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        <CurrentTaxYearMinus1YearAmt>7112061</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus2YearsAmt>1012683</CurrentTaxYearMinus2YearsAmt>
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        <CurrentTaxYearAmt>488773</CurrentTaxYearAmt>
        <TotalAmt>13881332</TotalAmt>
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      <GrossInvestmentIncome170Grp>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>INSURANCE REIMBURSEMENTS - 2021 AMOUNT: $ 250,774. MISCELLANEOUS INCOME - 2019 AMOUNT: $ 803.</ExplanationTxt>
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    <IRS990ScheduleB documentId="RetDoc1234500001">
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        <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>
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    </IRS990ScheduleB>
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      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>197460</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>21548</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>7786</OtherExpendituresAmt>
        <EndYearBalanceAmt>211222</EndYearBalanceAmt>
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      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>233119</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-28021</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>7638</OtherExpendituresAmt>
        <EndYearBalanceAmt>197460</EndYearBalanceAmt>
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      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>211392</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>30509</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>8782</OtherExpendituresAmt>
        <EndYearBalanceAmt>233119</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>20888</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>6925</OtherExpendituresAmt>
        <EndYearBalanceAmt>211392</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>28931</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>6829</OtherExpendituresAmt>
        <EndYearBalanceAmt>197429</EndYearBalanceAmt>
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      <EndowmentsHeldUnrelatedOrgInd>1</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LeaseholdImprovementsGrp>
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      <OtherAssetsOrgGrp>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>719106</TotalRevenuePerForm990Amt>
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      <DonatedServicesUseFcltsAmt>725767</DonatedServicesUseFcltsAmt>
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      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>1102785</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION'S COLLECTIONS ARE MADE UP OF ARTIFACTS OF HISTORICAL, CULTURAL OR SCIENTIFIC SIGNIFICANCE THAT ARE HELD FOR EDUCATIONAL, RESEARCH, SCIENTIFIC AND CURATORIAL PURPOSES. EACH OF THE ITEMS IS CATALOGUED, PRESERVED AND CARED FOR AND ACTIVITIES VERIFYING THEIR EXISTENCE AND ASSESSING THEIR CONDITION ARE PERFORMED CONTINUOUSLY. IN ACCORDANCE WITH PRACTICE GENERALLY FOLLOWED BY MUSEUMS, COLLECTION ITEMS ACQUIRED EITHER THROUGH FIELD COLLECTING OR EXCAVATION EXPEDITIONS, DIRECT PURCHASE, OR DONATIONS ARE NOT CAPITALIZED. PURCHASES OF COLLECTION ITEMS ARE RECORDED AS DECREASES IN NET ASSETS WITHOUT DONOR RESTRICTIONS IN THE YEAR ACQUIRED IF PURCHASED WITH NET ASSETS WITHOUT DONOR RESTRICTIONS OR AS DECREASES IN NET ASSETS WITH DONOR RESTRICTIONS IF THE ASSETS USED TO PURCHASE THE ITEMS ARE RESTRICTED BY DONORS. CONTRIBUTIONS OF COLLECTION ITEMS ARE NOT RECOGNIZED IN THE STATEMENT OF ACTIVITIES AND CHANGES IN NET ASSETS. PROCEEDS FROM DEACCESSIONS OR INSURANCE RECOVERIES ARE REFLECTED IN THE STATEMENT OF ACTIVITIES AND CHANGES IN NET ASSETS BASED ON THE ABSENCE OR EXISTENCE AND NATURE OF DONOR-IMPOSED RESTRICTIONS. DONATIONS AND ACQUISITIONS OF COLLECTIONS ARE NOT REQUIRED TO BE RECOGNIZED SINCE THEY ARE ADDED TO COLLECTIONS THAT ARE HELD FOR PUBLIC EXHIBITION AND EDUCATION IN FURTHERANCE OF PUBLIC SERVICE RATHER THAN FINANCIAL GAIN; AND ARE SUBJECT TO A POLICY REQUIRING PROCEEDS FROM SALES OF COLLECTION ITEMS TO BE USED TO ACQUIRE OTHER ITEMS FOR THE COLLECTIONS OR PROVIDE FOR THE DIRECT CARE OF THE EXISTING COLLECTIONS. DIRECT CARE INCLUDES THOSE EXPENDITURES OR INVESTMENTS THAT DIRECTLY ENHANCE THE LIFE, USEFULNESS, OR QUALITY OF ARTIFACTS WITHIN THE ASSOCIATION'S COLLECTIONS, AS WELL AS ENSURING THE LONGEVITY OF THE ASSOCIATION'S COLLECTIONS AVAILABILITY TO THE PUBLIC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S ENDOWMENTS WERE ESTABLISHED AS A PERMANENT SET-ASIDE OF CONTRIBUTIONS WITH THE PURPOSE OF CREATING A LONG-TERM SOURCE OF EARNINGS THAT COULD BE USED TO SUPPLEMENT AND SUPPORT THE MISSION AND PROGRAMS OF THE ASSOCIATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION IS INCORPORATED AS A NONPROFIT CORPORATION AND IS EXEMPT FROM TAXES UNDER THE PROVISIONS OF SECTION 501(C)(3) OF THE INTERNAL REVENUE AS OTHER THAN A PRIVATE FOUNDATION. THE ASSOCIATION ACCOUNTS FOR INCOME TAXES IN ACCORDANCE WITH FINANCIAL ACCOUNTING STANDARDS BOARD (FASB) ASC 740, INCOME TAXES. FASB ASC 740 PROVIDES DETAILED GUIDANCE FOR THE FINANCIAL STATEMENT RECOGNITION, MEASUREMENT AND DISCLOSURE OF UNCERTAIN TAX POSITIONS RECOGNIZED IN AN ENTERPRISE'S FINANCIAL STATEMENTS AND REQUIRES AN ENTITY TO RECOGNIZE THE FINANCIAL STATEMENT IMPACT OF A TAX POSITION WHEN IT IS MORE LIKELY THAN NOT THAT THE POSITION WILL BE SUSTAINED UPON EXAMINATION. THE ASSOCIATION RECORDED NO LIABILITIES FOR UNCERTAIN TAX POSITIONS OR UNRECOGNIZED TAX BENEFITS. THE ASSOCIATION'S FEDERAL AND STATE RETURNS REMAIN OPEN TO EXAMINATION BY TAXING AUTHORITIES THROUGH THEIR STATUTORY PERIODS. AT PRESENT, THERE ARE NO ONGOING INCOME TAX AUDITS OR UNRESOLVED DISPUTES WITH THE VARIOUS TAXING AUTHORITIES THE ASSOCIATED CURRENTLY FILES OR HAS FILED WITH.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT EXPENSES -11,469. UNREALIZED LOSS ON ENDOWMENT, NET OF FEES AND APPROPRIATED AMOUNTS 13,722.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT EXPENSES -11,469.</ExplanationTxt>
      </SupplementalInformationDetail>
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        <GrossRevenueEvent1Amt>38996</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>6714</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>16967</OtherDirectExpensesEvent1Amt>
        <Event2Nm>MUSIC ON THE ROCK</Event2Nm>
        <GrossReceiptsEvent2Amt>9763</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>9763</CharitableContriEvent2Amt>
        <EntertainmentEvent2Amt>9745</EntertainmentEvent2Amt>
        <OtherDirectExpensesEvent2Amt>5416</OtherDirectExpensesEvent2Amt>
        <GrossReceiptsTotalAmt>58609</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>19613</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>38996</GrossRevenueTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>6714</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>9745</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>22383</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>38842</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>154</NetIncomeSummaryAmt>
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    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION'S PROCESS TO REVIEW FORM 990: A DRAFT OF THE 990 IS REVIEWED BY THE TREASURER BEFORE IT IS FILED, AND A COPY IS PROVIDED TO THE FULL BOARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ENFORCEMENT OF CONFLICTS POLICY: ON AN ANNUAL BASIS THE MEMBERS OF THE BOARD AND EXECUTIVE DIRECTOR ARE REQUIRED TO SIGN A WRITTEN STATEMENT NOTING ANY CONFLICTS AND THESE FORMS ARE KEPT ON FILE AND REVIEWED AS NECESSARY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>AUDITED FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>UNREALIZED GAIN ON ENDOWMENT HELD IN TRUST, NET OF FEES AND APPROP. DISB. 13,722.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>