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        <FormAndLineReferenceDesc>SCHEDULE D, PART 3, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>Museum Collection: In conformity with the practice followed by many museums, historical artifacts purchased and donated are not reflected as assets on the consolidated statement of financial position. The value of the collection has not been assessed. The cost of all artifacts purchased is included in program expenses. Numerous accessions were received, however, no artifacts were purchased during the years ended December 31, 2023 and 2022. There were no deaccessions with proceeds during the years ended December 31, 2023 and 2022. When an artifact is deaccessioned, proceeds from the sale, if any, are used for the direct care of the existing artifacts. The Museum defines direct care as all costs necessary to maintain the current presentation and quality of its artifacts.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART III, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE NATIONAL MUSEUM OF WORLD WAR II AVIATION HOUSES AN EXTENSIVE COLLECTION THAT INCLUDES MORE THAN 3,000 ARTIFACTS AND HISTORICAL DOCUMENTS FROM ONE OF THE MOST CRUCIAL PERIODS IN AMERICA'S HISTORY. THROUGH A COMBINATION OF ITS AIRCRAFT COLLECTION, EXHIBITS, INTERACTIVE DISPLAYS, AND DOCENT LED TOURS, THE MUSEUM TELLS THE STORY OF OUR NATION'S TREMENDOUS TECHNOLOGICAL ADVANCEMENTS DURING THE WAR AND DESCRIBES THE LASTING SOCIAL AND ECONOMIC CHANGES THAT WERE ESSENTIAL TO THE SUCCESS OF THE ALLIED WAR EFFORT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART X, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>For federal income tax purposes, the Museum qualifies as a tax-exempt organization under Section 501(c)(3) of the Internal Revenue Code and, accordingly, is not subject to federal income taxes. The Museum believes that it does not have any uncertain tax positions that are material to the financial statements.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART XI LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>RECLASS COST of GOODS SOLD: $94,986</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART XII, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>RECLASS COST of GOODS SOLD: $94,986</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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        <RelationshipWithOrgTxt>OFFICER</RelationshipWithOrgTxt>
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        <DefaultInd>false</DefaultInd>
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        <RelationshipWithOrgTxt>Owned by Board Members</RelationshipWithOrgTxt>
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        <BalanceDueAmt>1756350</BalanceDueAmt>
        <DefaultInd>false</DefaultInd>
        <BoardOrCommitteeApprovalInd>true</BoardOrCommitteeApprovalInd>
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          <PersonNm>WILLIAM R KLAERS LLC</PersonNm>
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        <RelationshipDescriptionTxt>35% CONTROLLED ENTITY</RelationshipDescriptionTxt>
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        <TransactionDesc>SEE PART V</TransactionDesc>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE L, PART II, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>The Museum has a note payable to Museum LLC, which is comprised of four of the five board members with an outstanding balance of $1,756,350 at December 31, 2023. Museum LLC is comprised of: WILLIAM KLAERS, MARK EARLE, THOMAS PERKINS, AND KURT PETERSON.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE L, PART IV, LINE 1 (D)</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION LEASES LAND TO WILLIAM R KLAERS LLC, AN ENTITY IN WHICH WILLIAM KLAERS, BOARD MEMBER AND OFFICER OF THE ORGANIZATION, HAS A GREATER THAN 35% INTEREST.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THAT PROMOTE A DEEPER UNDERSTANDING OF THE HISTORICAL IMPORTANCE OF AMERICAN AVIATION IN WORLD WAR II AND ITS ROLE IN SHAPING THE WORLD IN WHICH WE LIVE. THE MUSEUM DOES THIS TO PRESERVE AND STRENGTHEN THE BEST TRADITIONS OF THE AMERICAN AVIATION PAST AND INSPIRE NEW GENERATIONS OF LEADERS AND INNOVATORS IN THE FUTURE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM DOES THIS TO PRESERVE AND STRENGTHEN THE BEST TRADITIONS OF THE AMERICAN AVIATION PAST AND INSPIRE NEW GENERATIONS OF LEADERS AND INNOVATORS IN THE FUTURE. THE MUSEUM WILL BRING TO LIFE: - HOW A NATION CAME TOGETHER AS NEVER BEFORE OR SINCE, AND THE MANY STORIES BEHIND THE GREAT EFFORT. - HOW PILOTS AND THEIR SUPPORT PERSONNEL, WHOSE COURAGE AND PATRIOTISM REMAIN A SOURCE OF INSPIRATION, CHANGED THE COURSE OF WORLD HISTORY. - THE UNIQUE PARTNERSHIP BETWEEN CIVILIAN AND MILITARY EXPERTISE THAT CREATED A WINNING AVIATION TEAM. - THE SURGE IN INDUSTRIAL PRODUCTIVITY THAT OVERWHELMED OUR ADVERSARIES. - THE INTRODUCTION OF WOMEN INTO THE WORKFORCE. - THE AIRCRAFT DESIGNERS AND BUILDERS WHOSE INNOVATIONS CREATED ENTIRELY NEW TECHNOLOGIES FOR FLYING. - THESE IMPORTANT STORIES, AND MANY OTHERS, CONTINUE TO HAVE GREAT POWER TO TEACH AND INSPIRE FUTURE GENERATIONS. VOLUNTEER HOURS (IN-KIND CONTRIBUTION) FROM WestPac (WILLIAM KLAERS): $187,200 VOLUNTEER HOURS (IN-KIND CONTRIBUTION) FROM WestPac (ANGELICA WILSON): $93,600 Per IRS Form 990 instructions, in-kind contributions has been excluded from revenue and expense.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, part VI, section a, LINE 1A and 1B</FormAndLineReferenceDesc>
        <ExplanationTxt>The following transactions are reported on Schedule L per IRS instructions. The following board members are determined to not be independent based on these transactions: 1) President's, WILLIAM KLAERS, Transactions with Museum LLC: A) NOTE PAYABLE OF $700,000 B) NOTE PAYABLE OF $96,560 C) GROUND SUBLEASE TO WILLIAM KLAERS LLC - SUBLEASE INCOME OF $22,119 2) Loan From Museum LLC: A) $1,756,350 LOAN FROM MUSEUM LLC - COMPRISED OF WILLIAM KLAERS, MARK EARLE, THOMAS PERKINS, AND KURT PETERSON</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, section a, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>Museum LLC is comprised of four Board Members: WILLIAM KLAERS, MARK EARLE, THOMAS PERKINS, AND KURT PETERSON. Each of these Board Members has a business relationship with each other, per IRS definition of a Business Relationship.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART vI, section b, 11 B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS PREPARED BY A THIRD-PARTY PREPARER. THE FORM 990 THEN GOES THROUGH A DETAIL REVIEW BY THE PRESIDENT OF THE BOARD WITH A FINAl VERSION OFTHE FORM 990 BEING SENT TO THE ENTIRE BOARD BEFORE BEING FILED WITH THE IRS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, section b, LINE 12 C</FormAndLineReferenceDesc>
        <ExplanationTxt>IN CONNECTION WITH ANY ACTUAL OR POSSIBLE CONFLICT OF INTEREST, AN INTERESTED PERSON MUST DISCLOSE THE EXISTENCE OF THE FINANCIAL INTEREST AND BE GIVEN THE OPPORTUNITY TO DISCLOSE ALL MATERIAL FACTS TO THE DIRECTORS AND MEMBERS OF COMMITTEES WITH GOVERNING BOARD DELEGATED POWERS CONSIDERING THE PROPOSED TRANSACTION OR ARRANGEMENT. AFTER DISCLOSURE OF THE FINANCIAL INTEREST AND ALL MATERIAL FACTS, AND AFTER ANY DISCUSSION WITH THE INTERESTED PERSON, HE/SHE SHALL LEAVE THE GOVERNING BOARD OR COMMITTEE MEETING WHEN THE DETERMINATION OF A CONFLICT OF INTEREST IS DISCUSSED AND VOTED UPON. THE REMAINING BOARD OR COMMITTEE MEMBERS SHALL DECIDE IF A CONFLICT OF INTEREST EXISTS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, section c, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS, INCLUDING ITS FORM 990, ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE WAGES PAID TO MARK EARLE ON FORM 990, PART VII, LINE 5, COLUMN D ARE FOR SERVICES PROVIDED TO THE MUSEUM AND NOT AS A BOARD MEMBER.</ExplanationTxt>
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    </IRS990ScheduleO>
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      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>Greatest Generation Naval Museum</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>755 Aviation Way</AddressLine1Txt>
          <CityNm>Colorado Springs</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80916</ZIPCd>
        </USAddress>
        <EIN>823613348</EIN>
        <PrimaryActivitiesTxt>Museum</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>CO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>12b</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>501(c)(3)</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NMWWIIA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>true</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>