﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" returnVersion="2023v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-09-25T17:52:35-04:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Steven Hatcher EA</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>400 Torrano Ct</AddressLine1Txt>
        <CityNm>Hollister</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>95023</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>770232241</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>CALIFORNIA ANTIQUE AIRCRAFT MUSEUM</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>CALI</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>12777 Murphy Ave</AddressLine1Txt>
        <CityNm>SAN MARTIN</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>950460495</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Jerry Impellezzeri</PersonNm>
      <PersonTitleTxt>President and T</PersonTitleTxt>
      <PhoneNum>4086832290</PhoneNum>
      <SignatureDt>2024-04-04</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>Steven Hatcher</PreparerPersonNm>
      <PTIN>P00703917</PTIN>
      <PhoneNum>8315378768</PhoneNum>
      <PreparationDt>2024-09-25</PreparationDt>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-08-08 14:25:15Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="IRS990EZ">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <WebsiteAddressTxt>WWW.WINGSOFHISTORY.ORG</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="990A">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>53350</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>14887</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>4682</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>1852</MembershipDuesAmt>
      <GrossSalesOfInventoryAmt>22176</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>6231</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>15945</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>9753</OtherRevenueTotalAmt>
      <TotalRevenueAmt>47119</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>5409</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>14797</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>733</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>65563</OtherExpensesTotalAmt>
      <TotalExpensesAmt>86502</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-39383</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>488161</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>448778</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>146382</BOYAmt>
        <EOYAmt>161811</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>282032</BOYAmt>
        <EOYAmt>277401</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>62242</BOYAmt>
        <EOYAmt>10050</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>490656</BOYAmt>
        <EOYAmt>449262</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>2495</BOYAmt>
        <EOYAmt>484</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>488161</BOYAmt>
        <EOYAmt>448778</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>ANTIQUE AIRCRAFT MUSEUM</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>RUN AND MAINTAIN ANTIQUE AIRPLANE MUSUEM - STIMULATING WIDER EDUCATION AND INTEREST IN AVIATION AND AVIATION HISTORY</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>86502</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>86502</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>STEVE BENTLEY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JERRY IMPELLEZZERI</PersonNm>
        <TitleTxt>PRESIDENT &amp; TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>12.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MERLE ENSIGN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>4.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DON DeBOLD</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ZIYI LIU</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHARLES KUO</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DONALD JOHNSTON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DAN LIVINGSTON</PersonNm>
        <TitleTxt>DIRECTOR AND CURATOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>JERRY IMPELLEZZERI</PersonNm>
        <USAddress>
          <AddressLine1Txt>12777 Murphy Ave</AddressLine1Txt>
          <CityNm>SAN MARTIN</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>950460495</ZIPCd>
        </USAddress>
        <PhoneNum>4086832290</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="990A">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>10231</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>9327</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>13459</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13220</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>8739</CurrentTaxYearAmt>
        <TotalAmt>54976</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>10345</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2010</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5144</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3942</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4682</CurrentTaxYearAmt>
        <TotalAmt>26123</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus4YearsAmt>32139</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>20658</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>36566</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>52462</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>41760</CurrentTaxYearAmt>
        <TotalAmt>183585</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>52715</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>31995</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>55169</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>69624</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>55181</CurrentTaxYearAmt>
        <TotalAmt>264684</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>264684</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>148</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>18</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>10</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>251</CurrentTaxYearAmt>
        <TotalAmt>440</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>148</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>18</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>10</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>251</CurrentTaxYearAmt>
        <TotalAmt>440</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <CurrentTaxYearMinus4YearsAmt>1236</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3000</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3000</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>7236</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>500</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1500</CurrentTaxYearMinus1YearAmt>
        <TotalAmt>2000</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>54599</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>35013</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>58179</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>71137</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>55432</CurrentTaxYearAmt>
        <TotalAmt>274360</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.96470</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.96200</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="990B">
      <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>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of other revenue Part I line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Description AmountFACILITY RENTAL 5,130PRIOR YEAR ADJUSTMENT 2,975INTEREST INCOME 251SCHOLARSHIP FUNDS 500CD INTEREST ACCRUED - NOT RECEIVED 897</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of other expenses Part I line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Description AmountDepreciation from 4562 7,924WEBSITE 54DISPLAY MATERIALS 369DUES &amp; SUBSCRIPTIONS 534EQUIPMENT R&amp;M 3,889INSURANCE 7,182MATERIALS 211OFFICE SUPPLIES 706OTHER OFFICE EXPENSE (SUPPLIES) 60PROPERTY TAX 1,748DEPRECIATION - Prior Year 41,500REGISTRATION/FILING FEES/PERMITS 100BANK FEES 296FUEL EXPENSE 160SOFTWARE 605TEAM MEETINGS 227OVER AND UNDER CASH (AND ROUNDING) (2)</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of other assets Part II line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Category Beginning of Year End of YearINVENTORY 363 395AMORTIZED FIXED ASSETS 41,500 7,277OTHER FIXED ASSETS 10,570 0OTHER RECEIVABLE 9,809 1,706NEGATIVE PAYABLE 0 672</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of total liabilities Part II line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>Category Beginning of Year End of YearOTHER CURRENT LIABILITIES 1,837 300RECEIVABLE CREDIT 474 0LONG TERM PAYABLE 184 184</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>