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            <BusinessNameLine1Txt>FOX ROTHSCHILD LLP</BusinessNameLine1Txt>
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        <ServicesDesc>LEGAL FEES</ServicesDesc>
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      <ContractorCompensationGrp>
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          <USAddress>
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            <ZIPCd>19148</ZIPCd>
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        <ServicesDesc>FLOORING</ServicesDesc>
        <CompensationAmt>125772</CompensationAmt>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>MARCUM LLP</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
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            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>19103</ZIPCd>
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        </ContractorAddress>
        <ServicesDesc>ACCOUNTING FEES</ServicesDesc>
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      <CntrctRcvdGreaterThan100KCnt>3</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>34812</MembershipDuesAmt>
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        <Desc>MUSEUM ADMISSIONS</Desc>
        <BusinessCd>713990</BusinessCd>
        <TotalRevenueColumnAmt>382903</TotalRevenueColumnAmt>
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        <RelatedOrExemptFuncIncomeAmt>158919</RelatedOrExemptFuncIncomeAmt>
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        <Desc>EDUCATIONAL PROGRAMS</Desc>
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        <TotalRevenueColumnAmt>73784</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>73784</RelatedOrExemptFuncIncomeAmt>
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        <ExclusionAmt>648109</ExclusionAmt>
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        <RealAmt>690702</RealAmt>
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      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
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      <RentalIncomeOrLossGrp>
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      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>690702</TotalRevenueColumnAmt>
        <ExclusionAmt>690702</ExclusionAmt>
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      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>3906224</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
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        <SecuritiesAmt>3745441</SecuritiesAmt>
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      <GainOrLossGrp>
        <SecuritiesAmt>160783</SecuritiesAmt>
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      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>160783</TotalRevenueColumnAmt>
        <ExclusionAmt>160783</ExclusionAmt>
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      <FundraisingGrossIncomeAmt>18918</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>4244</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>14674</TotalRevenueColumnAmt>
        <ExclusionAmt>14674</ExclusionAmt>
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        <TotalRevenueColumnAmt>1034</TotalRevenueColumnAmt>
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        <Desc>OTHER REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
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        <ExclusionAmt>46410</ExclusionAmt>
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        <EndYearBalanceAmt>18169081</EndYearBalanceAmt>
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        <BeginningYearBalanceAmt>18903674</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>5635231</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1435600</OtherExpendituresAmt>
        <EndYearBalanceAmt>23103305</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>176186</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1840436</OtherExpendituresAmt>
        <EndYearBalanceAmt>18903674</EndYearBalanceAmt>
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        <BeginningYearBalanceAmt>23844633</BeginningYearBalanceAmt>
        <ContributionsAmt>876300</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>314786</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>4596259</OtherExpendituresAmt>
        <EndYearBalanceAmt>20439460</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>1.00000</BoardDesignatedBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>17267980</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>16071671</DepreciationAmt>
        <BookValueAmt>1196309</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1176896</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1015789</DepreciationAmt>
        <BookValueAmt>161107</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>7675966</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>5322927</DepreciationAmt>
        <BookValueAmt>2353039</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>3710455</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>3859302</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>879882</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>-75621</OtherRevenueAmt>
      <RevenueNotReportedAmt>804261</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>3055041</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>-4244</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-4244</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>3050797</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>5045738</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>6641</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>6641</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>5039097</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>94425</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>94425</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>5133522</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM'S COLLECTIONS CONSIST OF HISTORICAL ARTIFACTS, ANTIQUES, AND OTHER IRREPLACEABLE ITEMS THAT ARE MAINTAINED FOR PUBLIC EXHIBITION, EDUCATION, AND RESEARCH IN FURTHERANCE OF PUBLIC SERVICE RATHER THAN FOR FINANCIAL GAIN. COLLECTIONS ARE THE MOST VALUABLE ASSETS OF THE MUSEUM AND ARE PROTECTED, KEPT UNENCUMBERED, CARED FOR AND PRESERVED. THE COLLECTIONS, WHICH WERE ACQUIRED PRIMARILY THOUGH DONATION, ARE NOT RECOGNIZED OR CAPITALIZED AS ASSETS IN THE STATEMENT OF FINANCIAL POSITION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GENERAL FUND HAS BEEN ESTABLISHED BY THE MUSEUM FOR THE INCOME TO SUPPORT AND PROMOTE THE GROWTH, PROGRESS AND GENERAL WELFARE OF THE MUSEUM. THE BOATSHOP FUND HAS BEEN ESTABLISHED BY THE MUSEUM FOR THE INCOME TO SUPPORT THE BOAT WORKSHOP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>GAAP PRESCRIBES A MINIMUM RECOGNITION THRESHOLD THAT A TAX POSITION IS REQUIRED TO MEET IN ORDER TO BE RECOGNIZED IN THE FINANCIAL STATEMENTS. THE MUSEUM BELIEVES THAT IT HAD NO UNCERTAIN TAX POSITIONS AS DEFINED IN THE STANDARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>INVESTMENT MANAGEMENT FEES -94,425. CHANGE IN CASH SURRENDER VALUE OF LIFE INSURANCE POLICY 18,803. FLAGSHIP OLYMPIA FOUNDATION REVENUE 1.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT EXPENSES -4,244.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FLAGSHIP OLYMPIA FOUNDATION EXPENSES 2,397. SPECIAL EVENT EXPENSES 4,244.</ExplanationTxt>
      </SupplementalInformationDetail>
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        <Event1Nm>MARITIME DAY</Event1Nm>
        <GrossReceiptsEvent1Amt>18918</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>18918</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>3600</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>644</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>18918</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>18918</GrossRevenueTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>3600</FoodAndBeverageTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>644</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>4244</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>14674</NetIncomeSummaryAmt>
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      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
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      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
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      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PETER SEIBERT</PersonNm>
        <TitleTxt>CEO &amp; PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>179901</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>6895</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>4163</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>190959</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <ArtHistoricalTreasuresGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>20</ContributionCnt>
        <NoncashContributionsRptF990Amt>0</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>SEE PART II FOR DETAILS</MethodOfDeterminingRevenuesTxt>
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      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>100000</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
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        <FormAndLineReferenceDesc>PART I, LINE 33:</FormAndLineReferenceDesc>
        <ExplanationTxt>HISTORICAL TREASURES ACQUIRED EITHER THROUGH PURCHASE OR DONATION ARE NOT CAPITALIZED. THE COST OF COLLECTION ITEMS PURCHASED IS REPORTED AS A DECREASE IN NET ASSETS AND PROCEEDS FROM THE SALE OF COLLECTION ITEMS IS REPORTED AS AN INCREASE IN NET ASSETS.</ExplanationTxt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 1, DESCRIPTION OF ORGANIZATIONS MISSION:</FormAndLineReferenceDesc>
        <ExplanationTxt>OF THE DELAWARE RIVER AND ITS TRIBUTARIES. IT LOOKS TO A BROAD REGIONAL DEFINITION OF THE RIVER TO INCLUDE BOTH PHILADELPHIA AND CAMDEN AS WELL AS PORTIONS OF THE SOUTHERN COAST OF NEW JERSEY AND THE SCHUYLKILL RIVER DRAINAGE. THE MUSEUM IS THE LEADING EDUCATIONAL ORGANIZATION IN THE REGION DEDICATED TO THE HISTORY AND CULTURE OF THE DELAWARE RIVER AND ITS ESTUARIES. WE FOCUS UPON BUILDING K-16 EDUCATIONAL PROGRAMS THAT ENGAE STUDENTS IN THE RICH HISTORY OF THIS REGION AS IT RELATES TO THE WATERWAYS IN ADDTION TO PROVIDNG STEM AND ENVIRONMENTAL EDUCATIONAL OPPORTUNITIES. OUR EDUCATIONAL MISSION IS TO BUILD AN UNDERSTANDING OF THE HISTORICAL, CULTURAL, AND ENVIRONMENTAL IMPORTANCE OF THE DELAWARE RIVER WATERSHED. THE MUSEUM RETAINS A NATIONALLY RECOGNIZED COLLECTION OF ARTIFACTS AND DOCUMENTS CHRONICLING THE HISTORY OF THE COMMUNITIES ALONG THE DELAWARE RIVER. OF PARTICULAR NOTE ARE THE HOLDINGS RELATED TO THE SHIPBUILDING IN PHILADELPHIA. CHESTER, CAMDEN AND GLOUCESTER AS WELL AS PERSONAL PAPERS OF SUCH NOTED FIGURES AS COMMODORE BARRY, FATHER OF THE UNITED STATES NAVY. IN ADDITION, THE MUSEUM ALSO EXHIBITS THE HISTORIC CRUISER OLYMPIA, ADMIRAL DEWEY'S FLAGSHIP AT THE BATTLE OF MANILA BAY AND THE LAST REMAINING 19TH CENTURY IRONCLAD AFLOAT IN THE WORLD, AND THE WORLD WAR II SUBMARINE BECUNA. THESE COLLECTIONS ARE USED FOR BOTH RESEARCH AND AS PART OF EXHIBITIONS THAT SHOWCASE THE PEOPLE, HISTORY AND ENVIRONMENT OF THE REGION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DISTRIBUTES A DRAFT COPY OF FORM 990 TO THE AUDIT AND FINANCE COMMITTEES OF THE BOARD OF PORT WARDENS. THE COMMITTEES REVIEW THE DRAFT AND THEN FORMALLY RECOMMEND APPROVAL TO THE FULL BOARD OF PORT WARDENS. EACH MEMBER OF THE BOARD OF PORT WARDENS IS THEN SENT A COPY OF THE 990 ALONG WITH THE RECOMMENDATION OF THE AUDIT AND FINANCE COMMITTEES. THE BOARD THEN APPROVES FILING OF THE 990 IN A RECORDED MOTION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL BOARD MEMBERS OF THE ORGANIZATION ARE REQUIRED TO SIGN A CONFLICT OF INTEREST STATEMENT DISCLOSING ANY POTENTIAL CONFLICTS ANNUALLY. ANY CONFLICTS WOULD BE BROUGHT TO THE ATTENTION OF THE BOARD OF PORT WARDENS AND A DECISION MADE AS TO WHETHER THE CONFLICT INTERFERES WITH HIS/HER DUTIES. IF ALLOWED TO REMAIN THEY WOULD BE INELIGIBLE TO BE INVOLVED IN THE DECISION MAKING OR VOTING PROCESS THAT INVOLVES THE CONFLICT. DURING 2022, ALL MEMBERS OF THE BOARD OF PORT WARDENS COMPLETED THE REQUIRED CONFLICT OF INTEREST STATEMENT IN A TIMELY BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF PORT WARDENS ESTABLISHED COMPENSATION LEVELS FOR THE PRESIDENT AND CEO ALONG WITH THE SENIOR MANAGEMENT TEAM THROUGH THE ANNUAL BUDGET PROCESS. THE ORGANIZATION USED COMPARATIVE DATE FROM OUTSIDE SOURCES TO COMPARE THEIR SALARIES TO INDUSTRY RANGES. IN JANUARY 2021, THE BOARD OF PORT WARDENS COMPLETED A REVIEW OF COMPENSATION LEVELS AS PART OF THE RETENTION OF A NEW PRESIDENT AND CEO.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS AVAILABLE TO THE GENERAL PUBLIC ON ITS WEBSITE AND UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN CASH SURRENDER VALUE OF LIFE INSURANCE POLICY 18,803.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAD NOT CHANGED ITS OVERSIGHT INVOLVING ITS INDEPENDENT AUDITOR. THE ORGANIZATION IMPLEMENTED A NEW SELECTION PROCESS AND CHANGED ITS INDEPENDENT AUDITOR DURING THE TAX YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
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          <BusinessNameLine1Txt>FLAGSHIP OLYMPIA FOUNDATION</BusinessNameLine1Txt>
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          <AddressLine1Txt>211 S COLUMBUS BLVD</AddressLine1Txt>
          <CityNm>PHILADELPHIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19106</ZIPCd>
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        <EIN>812506869</EIN>
        <PrimaryActivitiesTxt>MUSEUM</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>PA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
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      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
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      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
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      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
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