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      <ProgramServiceRevenueGrp>
        <Desc>PROGRAM FACILITY RENTAL</Desc>
        <BusinessCd>531120</BusinessCd>
        <TotalRevenueColumnAmt>618080</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>618080</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>OTHER</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>25797</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>25797</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>1382910</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>67398</TotalRevenueColumnAmt>
        <ExclusionAmt>67398</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>18000</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>18000</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>18000</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>18000</RelatedOrExemptFuncIncomeAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>1165000</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>1090756</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>74244</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>74244</TotalRevenueColumnAmt>
        <ExclusionAmt>74244</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>4000</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>2906</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
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        <ExclusionAmt>1094</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>3812</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3812</RelatedOrExemptFuncIncomeAmt>
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      <OtherRevenueTotalAmt>3812</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>2958883</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1404722</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>142736</ExclusionAmt>
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      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>461631</TotalAmt>
        <ProgramServicesAmt>138756</ProgramServicesAmt>
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      <PensionPlanContributionsGrp>
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        <ProgramServicesAmt>14067</ProgramServicesAmt>
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      <OtherEmployeeBenefitsGrp>
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        <ProgramServicesAmt>83554</ProgramServicesAmt>
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        <FundraisingAmt>20086</FundraisingAmt>
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        <ProgramServicesAmt>94796</ProgramServicesAmt>
        <ManagementAndGeneralAmt>18831</ManagementAndGeneralAmt>
        <FundraisingAmt>19594</FundraisingAmt>
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        <ManagementAndGeneralAmt>31530</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>96137</ProgramServicesAmt>
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        <FundraisingAmt>43009</FundraisingAmt>
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      <InformationTechnologyGrp>
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        <FundraisingAmt>7092</FundraisingAmt>
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      <OccupancyGrp>
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        <ProgramServicesAmt>317017</ProgramServicesAmt>
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      <TravelGrp>
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        <FundraisingAmt>6757</FundraisingAmt>
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      <DepreciationDepletionGrp>
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        <ProgramServicesAmt>483713</ProgramServicesAmt>
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        <FundraisingAmt>4987</FundraisingAmt>
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        <ProgramServicesAmt>56295</ProgramServicesAmt>
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        <FundraisingAmt>1110</FundraisingAmt>
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        <FundraisingAmt>2460</FundraisingAmt>
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      <OtherExpensesGrp>
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        <ProgramServicesAmt>155011</ProgramServicesAmt>
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      <OtherExpensesGrp>
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      <OtherExpensesGrp>
        <Desc>COLLECTIONS MANAGEMENT</Desc>
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        <ProgramServicesAmt>73427</ProgramServicesAmt>
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        <ProgramServicesAmt>12292</ProgramServicesAmt>
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        <FundraisingAmt>3202</FundraisingAmt>
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      <DonorRestrictionNetAssetsGrp>
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      <TotLiabNetAssetsFundBalanceGrp>
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        <EOYAmt>12576532</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>-937569</ReconcilationRevenueExpnssAmt>
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      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
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      <GiftsGrantsContrisRcvd509Grp>
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        <CurrentTaxYearMinus3YearsAmt>2427064</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2449174</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3673443</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1501905</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus2YearsAmt>982209</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1359404</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1314430</CurrentTaxYearAmt>
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      <AmountsRcvdDsqlfyPersonGrp>
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      <SubstantialContributorsAmtGrp>
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      <SubstAndDsqlfyPrsnsTotGrp>
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        <CurrentTaxYearMinus1YearAmt>3751</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus1YearAmt>5037173</CurrentTaxYearMinus1YearAmt>
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      <PublicSupportPY509Pct>0.99670</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00450</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00150</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
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    <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>
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    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
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        <ContributionsAmt>90686</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>97908</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>2536413</EndYearBalanceAmt>
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      <CYMinus1YrEndwmtFundGrp>
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        <InvestmentEarningsOrLossesAmt>4720</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>2347819</EndYearBalanceAmt>
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      <CYMinus2YrEndwmtFundGrp>
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        <InvestmentEarningsOrLossesAmt>-105</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>747224</EndYearBalanceAmt>
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      <CYMinus3YrEndwmtFundGrp>
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        <EndYearBalanceAmt>353104</EndYearBalanceAmt>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <RevenueNotReportedAmt>0</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>2958883</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
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      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>3896452</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>3896452</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRIBUTIONS OF ART ARE NOT RECOGNIZED AS REVENUE IN THE YEAR OF DONATION. INSTEAD, PROCEEDS FROM THE SALE OF ART OBJECTS ARE RECORDED AS REVENUE AND CLASSIFIED IN NET ASSETS WITH DONOR RESTRICTIONS FOR THE PURPOSE OF ACQUISITION OF OTHER ART OBJECTS. PURCHASES FOR COLLECTION ITEMS ARE RECORDED AS DECREASES IN NET ASSETS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM'S COLLECTIONS ARE MADE UP OF ART OBJECTS THAT ARE HELD FOR EDUCATIONAL AND CURATORIAL PURPOSES. EACH OF THE ITEMS ARE CATALOGED, PRESERVED, AND CARED FOR, AND ACTIVITIES VERIFYING THEIR EXISTENCE AND ASSESSING THEIR CONDITION ARE PERFORMED CONTINUOUSLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>EARNINGS ON ENDOWMENT ASSETS ARE TO BE USED TO COVER COSTS OF EXHIBITIONS AND FOR OPERATING EXPENSES OF THE MUSEUM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM FOLLOWS THE GUIDANCE OF ASC 740-10, "ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES" WHICH CLARIFIES THE ACCOUNTING FOR THE RECOGNITION AND MEASUREMENT OF THE BENEFITS OF INDIVIDUAL TAX POSITIONS IN THE FINANCIAL STATEMENTS, INCLUDING THOSE OF NON-PROFIT ORGANIZATIONS. TAX POSITIONS MUST MEET A RECOGNITION THRESHOLD OF MORE-LIKELY-THAN-NOT IN ORDER FOR THE BENEFIT OF THOSE TAX POSITIONS TO BE RECOGNIZED IN THE MUSEUMS FINANCIAL STATEMENTS. THE MUSEUM ANALYZES TAX POSITIONS TAKEN, INCLUDING THOSE RELATED TO THE REQUIREMENTS SET FOR IN IRC SEC. 501(C) TO QUALIFY AS A TAX EXEMPT MUSEUM, ACTIVITIES PERFORMED BY VOLUNTEERS AND BOARD MEMBERS, THE REPORTING OF UNRELATED BUSINESS INCOME, AND ITS STATUS AS A TAX-EXEMPT MUSEUM UNDER MARYLAND STATE STATURE. THE MUSEUM DOES NOT KNOW OF ANY TAX BENEFITS ARISING FROM UNCERTAIN TAX POSITIONS AND THERE WAS NO EFFECT ON THE MUSEUM'S FINANCIAL POSITION OR CHANCES IN NET ASSETS AS A RESULT OF ANALYZING ITS TAX POSITIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>1</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
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      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JENENNE WHITFIELD</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR - 9/6/22 - 9/18/2</TitleTxt>
        <BaseCompensationFilingOrgAmt>134420</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>44423</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>2034</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>15136</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>196013</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ENTERED INTO A SEVERANCE AGREEMENT ON 9/18/23 WITH JENENNE WHITFIELD, FORMER EXECUTIVE DIRECTOR. JENENNE WHITFIELD RECEIVED $44,423 IN SEVERANCE PAY DURING 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS REVIEWED BY THE FINANCE &amp; EXECUTIVE COMMITTEES BEFORE FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS SIGN CONFLICT OF INTEREST DISCLOSURE STATEMENTS ANNUALLY THAT ARE REVIEWED BY MANAGEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>EXECUTIVE DIRECTOR'S COMPENSATION IS DETERMINED BASED ON A REVIEW BY THE EXECUTIVE COMMITTEE. OTHER OFFICERS AND KEY EMPLOYEES COMPENSATION IS DETERMINED BY THE DIRECTOR AND EXECUTIVE COMMITTEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 18</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS FORM 990 AVAILABLE FOR PUBLIC INSPECTION UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE UPON WRITTEN REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART XII LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS ASSUMES RESPONSIBILITY FOR THE OVERSIGHT OF THE AUDIT AND THE SELECTION OF THE INDEPENDENT AUDITOR. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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</Return>