<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xsi:schemaLocation="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-01T13:34:39-05:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990PF</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>260638885</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>ELLEN G ADELSON FAMILY FOUNDATION</BusinessNameLine1Txt>
      </BusinessName>
      <InCareOfNm>% ZUNIS CAPITAL MANAGEMENT IN</InCareOfNm>
      <BusinessNameControlTxt>ELLE</BusinessNameControlTxt>
      <PhoneNum>9187963134</PhoneNum>
      <USAddress>
        <AddressLine1Txt>15 E 5TH STREET SUITE 3200</AddressLine1Txt>
        <CityNm>TULSA</CityNm>
        <StateAbbreviationCd>OK</StateAbbreviationCd>
        <ZIPCd>74103</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>ELLEN G ADELSON</PersonNm>
      <PersonTitleTxt>TRUSTEE</PersonTitleTxt>
      <PhoneNum>9187963114</PhoneNum>
      <SignatureDt>2024-04-30</SignatureDt>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>ELLEN G</PersonFirstNm>
        <PersonLastNm>ADELSON</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="9">
    <IRS990PF documentId="IRS990PF">
      <Organization501c3ExemptPFInd>X</Organization501c3ExemptPFInd>
      <FMVAssetsEOYAmt>15849429</FMVAssetsEOYAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AnalysisOfRevenueAndExpenses>
        <ContriRcvdRevAndExpnssAmt>35532</ContriRcvdRevAndExpnssAmt>
        <InterestOnSavRevAndExpnssAmt>18384</InterestOnSavRevAndExpnssAmt>
        <InterestOnSavNetInvstIncmAmt>18384</InterestOnSavNetInvstIncmAmt>
        <DividendsRevAndExpnssAmt>472847</DividendsRevAndExpnssAmt>
        <DividendsNetInvstIncmAmt>472847</DividendsNetInvstIncmAmt>
        <NetGainSaleAstRevAndExpnssAmt>754634</NetGainSaleAstRevAndExpnssAmt>
        <GrossSalesPriceAmt>1385309</GrossSalesPriceAmt>
        <CapGainNetIncmNetInvstIncmAmt>754634</CapGainNetIncmNetInvstIncmAmt>
        <TotalRevAndExpnssAmt>1281397</TotalRevAndExpnssAmt>
        <TotalNetInvstIncmAmt>1245865</TotalNetInvstIncmAmt>
        <CompOfcrDirTrstRevAndExpnssAmt>0</CompOfcrDirTrstRevAndExpnssAmt>
        <AccountingFeesRevAndExpnssAmt referenceDocumentId="AccountingFeesSch">13810</AccountingFeesRevAndExpnssAmt>
        <AccountingFeesNetInvstIncmAmt>6905</AccountingFeesNetInvstIncmAmt>
        <AccountingFeesAdjNetIncmAmt>0</AccountingFeesAdjNetIncmAmt>
        <AccountingFeesChrtblPrpsAmt>6905</AccountingFeesChrtblPrpsAmt>
        <TaxesRevAndExpnssAmt referenceDocumentId="TaxesSchedule">2350</TaxesRevAndExpnssAmt>
        <TaxesNetInvstIncmAmt>1350</TaxesNetInvstIncmAmt>
        <OtherExpensesRevAndExpnssAmt referenceDocumentId="OtherExpensesSch">25716</OtherExpensesRevAndExpnssAmt>
        <OtherExpensesNetInvstIncmAmt>25716</OtherExpensesNetInvstIncmAmt>
        <TotOprExpensesRevAndExpnssAmt>41876</TotOprExpensesRevAndExpnssAmt>
        <TotOprExpensesNetInvstIncmAmt>33971</TotOprExpensesNetInvstIncmAmt>
        <TotOprExpensesAdjNetIncmAmt>0</TotOprExpensesAdjNetIncmAmt>
        <TotOprExpensesDsbrsChrtblAmt>6905</TotOprExpensesDsbrsChrtblAmt>
        <ContriPaidRevAndExpnssAmt>575757</ContriPaidRevAndExpnssAmt>
        <ContriPaidDsbrsChrtblAmt>575757</ContriPaidDsbrsChrtblAmt>
        <TotalExpensesRevAndExpnssAmt>617633</TotalExpensesRevAndExpnssAmt>
        <TotalExpensesNetInvstIncmAmt>33971</TotalExpensesNetInvstIncmAmt>
        <TotalExpensesAdjNetIncmAmt>0</TotalExpensesAdjNetIncmAmt>
        <TotalExpensesDsbrsChrtblAmt>582662</TotalExpensesDsbrsChrtblAmt>
        <ExcessRevenueOverExpensesAmt>663764</ExcessRevenueOverExpensesAmt>
        <NetInvestmentIncomeAmt>1211894</NetInvestmentIncomeAmt>
      </AnalysisOfRevenueAndExpenses>
      <Form990PFBalanceSheetsGrp>
        <CashBOYAmt>45622</CashBOYAmt>
        <CashEOYAmt>41884</CashEOYAmt>
        <CashEOYFMVAmt>41884</CashEOYFMVAmt>
        <SavAndTempCashInvstBOYAmt>5475167</SavAndTempCashInvstBOYAmt>
        <SavAndTempCashInvstEOYAmt>6628126</SavAndTempCashInvstEOYAmt>
        <SavAndTempCashInvstEOYFMVAmt>6628126</SavAndTempCashInvstEOYFMVAmt>
        <AcctRcvblAmt>74000</AcctRcvblAmt>
        <AcctRcvblBOYAmt>2958</AcctRcvblBOYAmt>
        <AcctRcvblEOYAmt>74000</AcctRcvblEOYAmt>
        <AcctRcvblEOYFMVAmt>74000</AcctRcvblEOYFMVAmt>
        <OtherInvestmentsBOYAmt>3037662</OtherInvestmentsBOYAmt>
        <OtherInvestmentsEOYAmt referenceDocumentId="InvOtherSch2">2481163</OtherInvestmentsEOYAmt>
        <OtherInvestmentsEOYFMVAmt>9105419</OtherInvestmentsEOYFMVAmt>
        <TotalAssetsBOYAmt>8561409</TotalAssetsBOYAmt>
        <TotalAssetsEOYAmt>9225173</TotalAssetsEOYAmt>
        <TotalAssetsEOYFMVAmt>15849429</TotalAssetsEOYFMVAmt>
        <OtherLiabilitiesBOYAmt referenceDocumentId="OtherLiabSch">0</OtherLiabilitiesBOYAmt>
        <TotalLiabilitiesBOYAmt>0</TotalLiabilitiesBOYAmt>
        <TotalLiabilitiesEOYAmt>0</TotalLiabilitiesEOYAmt>
        <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
        <CapitalStockBOYAmt>8561409</CapitalStockBOYAmt>
        <CapitalStockEOYAmt>9225173</CapitalStockEOYAmt>
        <TotNetAstOrFundBalancesBOYAmt>8561409</TotNetAstOrFundBalancesBOYAmt>
        <TotNetAstOrFundBalancesEOYAmt>9225173</TotNetAstOrFundBalancesEOYAmt>
        <TotalLiabilitiesNetAstBOYAmt>8561409</TotalLiabilitiesNetAstBOYAmt>
        <TotalLiabilitiesNetAstEOYAmt>9225173</TotalLiabilitiesNetAstEOYAmt>
      </Form990PFBalanceSheetsGrp>
      <ChgInNetAssetsFundBalancesGrp>
        <TotNetAstOrFundBalancesBOYAmt>8561409</TotNetAstOrFundBalancesBOYAmt>
        <ExcessRevenueOverExpensesAmt>663764</ExcessRevenueOverExpensesAmt>
        <SubtotalAmt>9225173</SubtotalAmt>
        <TotNetAstOrFundBalancesEOYAmt>9225173</TotNetAstOrFundBalancesEOYAmt>
      </ChgInNetAssetsFundBalancesGrp>
      <CapGainsLossTxInvstIncmDetail>
        <CapGainsLossTxInvstIncmGrp>
          <PropertyDesc>CHARLES SCHWAB 1256 L/T BOX D</PropertyDesc>
          <GrossSalesPriceAmt>525000</GrossSalesPriceAmt>
          <CostOrOtherBasisAmt>503419</CostOrOtherBasisAmt>
          <GainOrLossAmt>2259</GainOrLossAmt>
          <GainsMinusExcessOrLossesAmt>21581</GainsMinusExcessOrLossesAmt>
        </CapGainsLossTxInvstIncmGrp>
        <CapGainsLossTxInvstIncmGrp>
          <PropertyDesc>CHARLES SCHWAB 1256 L/T BOX E</PropertyDesc>
          <GrossSalesPriceAmt>824987</GrossSalesPriceAmt>
          <CostOrOtherBasisAmt>107651</CostOrOtherBasisAmt>
          <GainOrLossAmt>717053</GainOrLossAmt>
          <GainsMinusExcessOrLossesAmt>717336</GainsMinusExcessOrLossesAmt>
        </CapGainsLossTxInvstIncmGrp>
        <CapGainsLossTxInvstIncmGrp>
          <PropertyDesc>CAPITAL GAIN DIVIDENDS</PropertyDesc>
          <HowAcquiredCd>P</HowAcquiredCd>
          <GainOrLossAmt>35322</GainOrLossAmt>
        </CapGainsLossTxInvstIncmGrp>
        <CapGainsLossTxInvstIncmGrp>
          <PropertyDesc>CAPITAL GAIN DIVIDENDS</PropertyDesc>
          <HowAcquiredCd>P</HowAcquiredCd>
          <GainOrLossAmt>35322</GainOrLossAmt>
        </CapGainsLossTxInvstIncmGrp>
        <CapitalGainNetIncomeAmt>754634</CapitalGainNetIncomeAmt>
      </CapGainsLossTxInvstIncmDetail>
      <ExciseTaxBasedOnInvstIncmGrp>
        <InvestmentIncomeExciseTaxAmt>16845</InvestmentIncomeExciseTaxAmt>
        <SubtotalAmt>16845</SubtotalAmt>
        <TaxBasedOnInvestmentIncomeAmt>16845</TaxBasedOnInvestmentIncomeAmt>
        <EstimatedPlusOvpmtIncmTxAmt>18333</EstimatedPlusOvpmtIncmTxAmt>
        <ExemptFrgnOrgTaxWthldAtSrceAmt>0</ExemptFrgnOrgTaxWthldAtSrceAmt>
        <TotalPaymentsAndCreditsAmt>18333</TotalPaymentsAndCreditsAmt>
        <OverpaymentAmt>1488</OverpaymentAmt>
        <AppliedToESTaxAmt>1488</AppliedToESTaxAmt>
      </ExciseTaxBasedOnInvstIncmGrp>
      <StatementsRegardingActyGrp>
        <LegislativePoliticalActyInd referenceDocumentId="BinaryAttach">false</LegislativePoliticalActyInd>
        <MoreThan100SpentInd>false</MoreThan100SpentInd>
        <Form1120POLFiledInd>false</Form1120POLFiledInd>
        <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
        <ChangesToArticlesOrBylawsInd referenceDocumentId="BinaryAttach">false</ChangesToArticlesOrBylawsInd>
        <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
        <OrganizationDissolvedEtcInd referenceDocumentId="BinaryAttach">false</OrganizationDissolvedEtcInd>
        <Section508eRqrSatisfiedInd>true</Section508eRqrSatisfiedInd>
        <AtLeast5000InAssetsInd>true</AtLeast5000InAssetsInd>
        <OrgReportOrRegisterStateCd>OK</OrgReportOrRegisterStateCd>
        <Form990PFFiledWithAttyGenInd>true</Form990PFFiledWithAttyGenInd>
        <PrivateOperatingFoundationInd>false</PrivateOperatingFoundationInd>
        <NewSubstantialContributorsInd>false</NewSubstantialContributorsInd>
        <OwnControlledEntityInd>false</OwnControlledEntityInd>
        <DonorAdvisedFundInd>false</DonorAdvisedFundInd>
        <ComplyWithPublicInspRqrInd>true</ComplyWithPublicInspRqrInd>
        <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
        <PersonsWithBooksName>
          <BusinessNameLine1Txt>ZUNIS CAPITAL MANAGEMENT INC</BusinessNameLine1Txt>
        </PersonsWithBooksName>
        <PhoneNum>9187963134</PhoneNum>
        <LocationOfBooksUSAddress>
          <AddressLine1Txt>15 E 5TH STREET SUITE 3200</AddressLine1Txt>
          <CityNm>TULSA</CityNm>
          <StateAbbreviationCd>OK</StateAbbreviationCd>
          <ZIPCd>74103</ZIPCd>
        </LocationOfBooksUSAddress>
        <ForeignAccountsQuestionInd>false</ForeignAccountsQuestionInd>
      </StatementsRegardingActyGrp>
      <StatementsRegardingActy4720Grp>
        <SaleOrExchDisqualifiedPrsnInd>false</SaleOrExchDisqualifiedPrsnInd>
        <BrrwOrLendDisqualifiedPrsnInd>false</BrrwOrLendDisqualifiedPrsnInd>
        <FurnGoodsDisqualifiedPrsnInd>false</FurnGoodsDisqualifiedPrsnInd>
        <PayCompDisqualifiedPrsnInd>false</PayCompDisqualifiedPrsnInd>
        <TransferAstDisqualifiedPrsnInd>false</TransferAstDisqualifiedPrsnInd>
        <PaymentToGovernmentOfficialInd>false</PaymentToGovernmentOfficialInd>
        <UncorrectedPriorActsInd>false</UncorrectedPriorActsInd>
        <UndistributedIncomePYInd>false</UndistributedIncomePYInd>
        <BusinessHoldingsInd>false</BusinessHoldingsInd>
        <JeopardyInvestmentsInd>false</JeopardyInvestmentsInd>
        <UncorrectedPYJeopardyInvstInd>false</UncorrectedPYJeopardyInvstInd>
        <InfluenceLegislationInd>false</InfluenceLegislationInd>
        <InfluenceElectionInd>false</InfluenceElectionInd>
        <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
        <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
        <NoncharitablePurposeInd>false</NoncharitablePurposeInd>
        <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
        <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
        <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
        <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      </StatementsRegardingActy4720Grp>
      <OfficerDirTrstKeyEmplInfoGrp>
        <OfficerDirTrstKeyEmplGrp>
          <PersonNm>ELLEN G ADELSON</PersonNm>
          <USAddress>
            <AddressLine1Txt>15 E 5TH STREET SUITE 3200</AddressLine1Txt>
            <CityNm>TULSA</CityNm>
            <StateAbbreviationCd>OK</StateAbbreviationCd>
            <ZIPCd>74103</ZIPCd>
          </USAddress>
          <TitleTxt>TRUSTEE</TitleTxt>
          <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
          <CompensationAmt>0</CompensationAmt>
          <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
          <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
        </OfficerDirTrstKeyEmplGrp>
      </OfficerDirTrstKeyEmplInfoGrp>
      <SummaryOfDirectChrtblActyGrp>
        <Description1Txt>NONE</Description1Txt>
      </SummaryOfDirectChrtblActyGrp>
      <SumOfProgramRelatedInvstGrp>
        <Description1Txt>NONE</Description1Txt>
      </SumOfProgramRelatedInvstGrp>
      <MinimumInvestmentReturnGrp>
        <AverageMonthlyFMVOfSecAmt>8939133</AverageMonthlyFMVOfSecAmt>
        <AverageMonthlyCashBalancesAmt>6059040</AverageMonthlyCashBalancesAmt>
        <FMVAllOtherNoncharitableAstAmt>0</FMVAllOtherNoncharitableAstAmt>
        <TotalFMVOfUnusedAssetsAmt>14998173</TotalFMVOfUnusedAssetsAmt>
        <AcquisitionIndebtednessAmt>0</AcquisitionIndebtednessAmt>
        <AdjustedTotalFMVOfUnusedAstAmt>14998173</AdjustedTotalFMVOfUnusedAstAmt>
        <CashDeemedCharitableAmt>224973</CashDeemedCharitableAmt>
        <NetVlNoncharitableAssetsAmt>14773200</NetVlNoncharitableAssetsAmt>
        <MinimumInvestmentReturnAmt>738660</MinimumInvestmentReturnAmt>
      </MinimumInvestmentReturnGrp>
      <DistributableAmountGrp>
        <MinimumInvestmentReturnAmt>738660</MinimumInvestmentReturnAmt>
        <TaxBasedOnInvestmentIncomeAmt>16845</TaxBasedOnInvestmentIncomeAmt>
        <TotalTaxAmt>16845</TotalTaxAmt>
        <DistributableBeforeAdjAmt>721815</DistributableBeforeAdjAmt>
        <DistributableBeforeDedAmt>721815</DistributableBeforeDedAmt>
        <DistributableAsAdjustedAmt>721815</DistributableAsAdjustedAmt>
      </DistributableAmountGrp>
      <PFQualifyingDistributionsGrp>
        <ExpensesAndContributionsAmt>582662</ExpensesAndContributionsAmt>
        <ProgramRelatedInvstTotalAmt>0</ProgramRelatedInvstTotalAmt>
        <CharitableAssetsAcquisPaidAmt>0</CharitableAssetsAcquisPaidAmt>
        <SetAsideSuitabilityTestAmt>0</SetAsideSuitabilityTestAmt>
        <SetAsideCashDistriTestAmt>0</SetAsideCashDistriTestAmt>
        <QualifyingDistributionsAmt>582662</QualifyingDistributionsAmt>
      </PFQualifyingDistributionsGrp>
      <UndistributedIncomeGrp>
        <DistributableAsAdjustedAmt>721815</DistributableAsAdjustedAmt>
        <UndistributedIncomePYAmt>447483</UndistributedIncomePYAmt>
        <PriorYear1Yr>2021</PriorYear1Yr>
        <PriorYear2Yr>2020</PriorYear2Yr>
        <PriorYear3Yr>2019</PriorYear3Yr>
        <TotalForPriorYearsAmt>0</TotalForPriorYearsAmt>
        <ExcessDistributionCyovYr1Amt>0</ExcessDistributionCyovYr1Amt>
        <TotalExcessDistributionCyovAmt>0</TotalExcessDistributionCyovAmt>
        <QualifyingDistributionsAmt>582662</QualifyingDistributionsAmt>
        <AppliedToYear1Amt>447483</AppliedToYear1Amt>
        <AppliedToCurrentYearAmt>135179</AppliedToCurrentYearAmt>
        <RemainingDistriFromCorpusAmt>0</RemainingDistriFromCorpusAmt>
        <ExcessDistriCyovAppCYCorpusAmt>0</ExcessDistriCyovAppCYCorpusAmt>
        <ExcessDistributionCyovAppCYAmt>0</ExcessDistributionCyovAppCYAmt>
        <TotalCorpusAmt>0</TotalCorpusAmt>
        <PriorYearUndistributedIncmAmt>0</PriorYearUndistributedIncmAmt>
        <Taxable1Amt>0</Taxable1Amt>
        <UndistributedIncomeCYAmt>586636</UndistributedIncomeCYAmt>
        <ExcessDistriCyovToNextYrAmt>0</ExcessDistriCyovToNextYrAmt>
        <ExcessFromCurrentYearAmt>0</ExcessFromCurrentYearAmt>
      </UndistributedIncomeGrp>
      <PrivateOperatingFoundationsGrp></PrivateOperatingFoundationsGrp>
      <SupplementaryInformationGrp>
        <ContributingManagerNm>NA</ContributingManagerNm>
        <ShareholderManagerNm>NA</ShareholderManagerNm>
        <OnlyContriToPreselectedInd>X</OnlyContriToPreselectedInd>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>THE UNIVERSITY OF TULSA</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>800 SOUTH TUCKER DRIVE</AddressLine1Txt>
            <CityNm>TULSA</CityNm>
            <StateAbbreviationCd>OK</StateAbbreviationCd>
            <ZIPCd>74104</ZIPCd>
          </RecipientUSAddress>
          <GrantOrContributionPurposeTxt>EDUCATION</GrantOrContributionPurposeTxt>
          <Amt>152857</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>THE CLEVELAND CLINIC</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>9500 EUCLID AVE</AddressLine1Txt>
            <CityNm>CLEVELAND</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>44195</ZIPCd>
          </RecipientUSAddress>
          <GrantOrContributionPurposeTxt>MEDICAL</GrantOrContributionPurposeTxt>
          <Amt>17400</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>CORNELL UNIVERSITY</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>130 E SENECA STREET</AddressLine1Txt>
            <AddressLine2Txt>SUITE 400</AddressLine2Txt>
            <CityNm>ITHACA</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>14850</ZIPCd>
          </RecipientUSAddress>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>EDUCATION</GrantOrContributionPurposeTxt>
          <Amt>400000</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>TULSA BOTANIC GARDEN</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>3900 TULSA BOTANIC DR</AddressLine1Txt>
            <CityNm>TULSA</CityNm>
            <StateAbbreviationCd>OK</StateAbbreviationCd>
            <ZIPCd>74127</ZIPCd>
          </RecipientUSAddress>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>ENVIRONMENTAL</GrantOrContributionPurposeTxt>
          <Amt>500</Amt>
        </GrantOrContributionPdDurYrGrp>
        <GrantOrContributionPdDurYrGrp>
          <RecipientBusinessName>
            <BusinessNameLine1Txt>GILCREASE MUSEUM MANAGEMENT TRUST</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>800 S TUCKER DR</AddressLine1Txt>
            <CityNm>TULSA</CityNm>
            <StateAbbreviationCd>OK</StateAbbreviationCd>
            <ZIPCd>74104</ZIPCd>
          </RecipientUSAddress>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>CULTURAL</GrantOrContributionPurposeTxt>
          <Amt>5000</Amt>
        </GrantOrContributionPdDurYrGrp>
        <TotalGrantOrContriPdDurYrAmt>575757</TotalGrantOrContriPdDurYrAmt>
      </SupplementaryInformationGrp>
      <AnalysisIncomeProducingActyGrp>
        <FeesContractsFromGovtAgGrp />
        <MembershipDuesAndAssmntGrp />
        <IntOnSavAndTempCashInvstGrp>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>18384</ExclusionAmt>
        </IntOnSavAndTempCashInvstGrp>
        <DividendsAndInterestFromSecDtl>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>472847</ExclusionAmt>
        </DividendsAndInterestFromSecDtl>
        <NetRntlIncmReDebtFincdPropGrp />
        <NetRntlIncmReNotDebtFincdProp />
        <NetRentalIncomePersonalPropGrp />
        <OtherInvestmentIncomeGrp />
        <GainSalesAstOthThanInvntryGrp>
          <ExclusionCd>18</ExclusionCd>
          <ExclusionAmt>754634</ExclusionAmt>
        </GainSalesAstOthThanInvntryGrp>
        <NetIncomeLossFromSpecialEvtGrp />
        <GrossProfitLossSlsOfInvntryGrp />
        <SubtotalsIncmProducingActyGrp>
          <ExclusionAmt>1245865</ExclusionAmt>
        </SubtotalsIncmProducingActyGrp>
        <TotalIncomeProducingActyAmt>1245865</TotalIncomeProducingActyAmt>
      </AnalysisIncomeProducingActyGrp>
      <TrnsfrTransRlnNonchrtblEOGrp>
        <TrnsfrOfCashToNonchrtblEOInd>false</TrnsfrOfCashToNonchrtblEOInd>
        <TrnsfrOtherAssetNonchrtblEOInd>false</TrnsfrOtherAssetNonchrtblEOInd>
        <SalesOrExchangesOfAssetsInd>false</SalesOrExchangesOfAssetsInd>
        <PurchaseOfAssetsNonchrtblEOInd>false</PurchaseOfAssetsNonchrtblEOInd>
        <RentalOfFacilitiesOthAssetsInd>false</RentalOfFacilitiesOthAssetsInd>
        <ReimbursementArrangementsInd>false</ReimbursementArrangementsInd>
        <LoansOrLoanGuaranteesInd>false</LoansOrLoanGuaranteesInd>
        <PerformanceOfServicesEtcInd>false</PerformanceOfServicesEtcInd>
        <SharingOfFacilitiesEtcInd>false</SharingOfFacilitiesEtcInd>
        <RelationshipsNonchrtblEOInd>false</RelationshipsNonchrtblEOInd>
      </TrnsfrTransRlnNonchrtblEOGrp>
    </IRS990PF>
    <IRS990ScheduleB documentId="IRS990ScheduleB">
      <Organization501c3ExemptPFInd>X</Organization501c3ExemptPFInd>
      <GeneralRuleInd>X</GeneralRuleInd>
      <ContributorInformationGrp>
        <ContributorNum>1</ContributorNum>
        <ContributorPersonNm>ELLEN G ADELSON</ContributorPersonNm>
        <ContributorUSAddress>
          <AddressLine1Txt>15 E 5TH STREET SUITE 3200</AddressLine1Txt>
          <CityNm>TULSA</CityNm>
          <StateAbbreviationCd>OK</StateAbbreviationCd>
          <ZIPCd>74103</ZIPCd>
        </ContributorUSAddress>
        <TotalContributionsAmt>35532</TotalContributionsAmt>
        <PersonContributionInd>X</PersonContributionInd>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <AccountingFeesSchedule documentId="AccountingFeesSch">
      <AccountingFeesDetail>
        <CategoryTxt>ACCOUNTING FEES</CategoryTxt>
        <Amt>13810</Amt>
        <NetInvestmentIncomeAmt>6905</NetInvestmentIncomeAmt>
        <DisbursementsCharitablePrpsAmt>6905</DisbursementsCharitablePrpsAmt>
      </AccountingFeesDetail>
    </AccountingFeesSchedule>
    <AllOthProgRltdInvestmentsSch documentId="AllOthProgInvSch">
      <AllOtherProgramRelatedInvstGrp>
        <Desc>NONE</Desc>
      </AllOtherProgramRelatedInvstGrp>
    </AllOthProgRltdInvestmentsSch>
    <DepreciationSchedule documentId="DepreciationSch" />
    <InvestmentsOtherSchedule2 documentId="InvOtherSch2">
      <InvestmentsOtherGrp>
        <CategoryOrItemTxt>CHARLES SCHWAB</CategoryOrItemTxt>
        <BookValueAmt>2481163</BookValueAmt>
        <EOYFMVAmt>9105419</EOYFMVAmt>
      </InvestmentsOtherGrp>
    </InvestmentsOtherSchedule2>
    <OtherExpensesSchedule documentId="OtherExpensesSch">
      <OtherExpensesScheduleGrp>
        <Desc>BANK FEES</Desc>
        <RevenueAndExpensesPerBooksAmt>508</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>508</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>ASSET MANAGEMENT FEES</Desc>
        <RevenueAndExpensesPerBooksAmt>25200</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>25200</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>POSTAGE &amp; DELIVERY</Desc>
        <RevenueAndExpensesPerBooksAmt>8</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>8</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherLiabilitiesSchedule documentId="OtherLiabSch">
      <OtherLiabilitiesDetail>
        <Desc>DUE TO AFFILIATES</Desc>
        <BOYBookValueAmt>0</BOYBookValueAmt>
      </OtherLiabilitiesDetail>
    </OtherLiabilitiesSchedule>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>FOREIGN TAX EXPENSE</CategoryTxt>
        <Amt>1350</Amt>
        <NetInvestmentIncomeAmt>1350</NetInvestmentIncomeAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>FEDERAL TAX EXPENSE</CategoryTxt>
        <Amt>1000</Amt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>
