Liabilities / Assets
17th percentile
Tied with the lowest-debt nonprofits in its peer group.
990 • Fiscal year 2021 • EIN 95-4297138
Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.
Liabilities / Assets
17th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
17th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
53rd percentile
Higher net margin than 53% of similar nonprofits.
Top Officer Pay
39th percentile
Higher top officer pay than 39% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
100th percentile
Faster asset growth than 100% of similar nonprofits.
Revenue Growth
47th percentile
Faster revenue growth than 47% of similar nonprofits.
Assets
Up$1,908,465
Up $1,854,409 (+3431%) from 2020
Net Assets
Up$1,908,465
Up $1,854,409 (+3431%) from 2020
Liabilities
Flat$0
Flat from 2020
Revenue
Up$106,761
Up $9,573 (+9.8%) from 2020
Expenses
Up$91,752
Up $3,204 (+3.6%) from 2020
Net Income
Up$15,009
Up $6,369 (+74%) from 2020
Acquisition, preservation nad maintenance of military atrifacts, equipment and buildings located at fort macarthur in san pedro, california. The site and equipemnt are used to teach the history of u.s. Military purposes and achievements.
Education & historic preservation
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cap Stk Tr Prin Current Funds | $1,893,456 | $1,908,465 | ▲ $15,009 |
| Savings and Temporary Cash Investments | $54,056 | $69,065 | ▲ $15,009 |
| Total Assets | $1,893,456 | $1,908,465 | ▲ $15,009 |
| Other Assets Total | $1,839,400 | $1,839,400 | → $0 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Total Net Assets Fund Balance | $1,893,456 | $1,908,465 | ▲ $15,009 |
| Total Liabilities and Net Assets / Fund Balance | $1,893,456 | $1,908,465 | ▲ $15,009 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Other Assets Org | $800 | - | - |
| Name | Title |
|---|---|
| Dorothy Mattich | President |
| Brown Beezer | Board Member |
| Rian Robinson | Board Member |
| Joseph Cornwell | Secretary / |
| Line Item | Amount |
|---|---|
| Other Expenses | $91,752 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Insurance | $5,405 | - | - | $5,405 |
| Office Expenses | $3,750 | - | - | $3,750 |
| All Other Expenses | $3,431 | - | - | $3,431 |
| Fees for Services Other | $2,740 | $25 | - | $2,765 |
| Other Expenses | $1,500 | - | - | $1,500 |
| Total Functional Expenses | $91,727 | $25 | $0 | $91,752 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“A pdf copy of tax forms is provided to all members of the governing body by email with request to offer and comments or questions about the forms and the data reflected therein prior to the filing of the tax return.”
“Form 1023 and form 990 are available for public inspection upon written requesst to the organization at the address shown on this tax return.”
“Acquisition, preservation, and maintenance of military artifacts, equipment and buildings located at fort macarthur in san pedro, california. The site and equipment are used to teach the history of u.s. Military purposes and achievements.”
“Acquisition, preservation, and maintenance of military artifacts, equipment and buildings located at fort macarthur in san pedro, california. The site and equipment are used to teach the history of u.s. Military purposes and achievements.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | EDUCATION & HISTORIC PRESERVATION |
| IRS990/AllOtherContributionsAmt | 0 | 13381 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 3431 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 3431 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | FORT MACARTHUR MUSEUM ASSOC |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3105482631 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 3601 S GAFFEY ST |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SAN PEDRO |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 90731 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CapStkTrPrinCurrentFundsGrp/BOYAmt | 0 | 1893456 |
| IRS990/CapStkTrPrinCurrentFundsGrp/EOYAmt | 0 | 1908465 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 13381 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 91752 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 93380 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 15009 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 91752 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 106761 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | SPECIAL EVENTS |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 1233 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 25 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 2740 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 2765 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | BROWN BEEZER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | JOSEPH CORNWELL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | DOROTHY MATTICH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | RIAN ROBINSON |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | SECRETARY / |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | BOARD MEMBER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1984 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 4 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 106761 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 5405 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 5405 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | ACQUISITION, PRESERVATION, AND MAINTENANCE OF MILITARY ARTIFACTS, EQUIPMENT AND BUILDINGS LOCATED AT FORT MACARTHUR IN SAN PEDRO, CALIFORNIA. THE SITE AND EQUIPMENT ARE USED TO TEACH THE HISTORY OF U.S. MILITARY PURPOSES AND ACHIEVEMENTS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 1893456 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 1908465 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 3750 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 3750 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrgDoesNotFollowFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 1839400 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 1839400 |
| IRS990/OtherExpensesGrp/Desc | 0 | RESTORATION |
| IRS990/OtherExpensesGrp/Desc | 1 | LOCATION FEE |
| IRS990/OtherExpensesGrp/Desc | 2 | REPAIRS |
| IRS990/OtherExpensesGrp/Desc | 3 | FACILITIES & EQUIPMENT |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 71529 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 1800 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 1572 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 1500 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 71529 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 1800 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 1572 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1500 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | DOROTHY MATTICH |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | USE OF MUSEUM PROPERTY |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | DEACCESSIONED ARTIFACTS |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | MUSEUM STORE RECEIPTS |
| IRS990/ProgramServiceRevenueGrp/Desc | 3 | SPECIAL EVENTS |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 0 | 61500 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 1 | 25410 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 2 | 4700 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 3 | 1770 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 61500 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 25410 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 4700 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 3 | 1770 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | USE OF MUSEUM PROPERTY AS A MEANS OF EDUCATION AND INTERPRETATION OF MILITARY LOCATIONS, EQUIPMENT AND ARTIFACTS |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 1800 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 61500 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | ACQUISITION, REPAIR, RESTORATION AND REFURBISHMENT OF MILITARY EQUIPMENT AND ARTIFACTS |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 74704 |
| IRS990/ProgSrvcAccomActy3Grp/RevenueAmt | 0 | 25410 |
| IRS990/ProgSrvcAccomActyOtherGrp/Desc | 0 | ACQUISITION, PRESERVATION, AND MAINTENANCE OF MILITARY ARTIFACTS, EQUIPMENT AND BUILDINGS LOCATED AT FORT MACARTHUR IN SAN PEDRO, CALIFORNIA. THE SITE AND EQUIPMENT ARE USED TO TEACH THE HISTORY OF U.S. MILITARY PURPOSES AND ACHIEVEMENTS. |
| IRS990/ProgSrvcAccomActyOtherGrp/ExpenseAmt | 0 | 13990 |
| IRS990/ProgSrvcAccomActyOtherGrp/RevenueAmt | 0 | 4700 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 11514 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYOtherExpensesAmt | 0 | 88548 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 85674 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 8640 |
| IRS990/PYTotalExpensesAmt | 0 | 88548 |
| IRS990/PYTotalRevenueAmt | 0 | 97188 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 15009 |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | true |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 1770 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 54056 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 69065 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | REFUNDS 1,700 SALES FROM DEACCESSIONED ARTIFACTS 4,595 INSURANCE PROCEEDS 1,251 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 0 | PART III, LINE 12 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 13381 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 11514 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 21384 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 51256 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 25741 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 123276 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 4700 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 85674 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 121440 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 144005 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 148506 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 504325 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/CurrentTaxYearAmt | 0 | 88680 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt | 0 | 88680 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00000 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.00000 |
| IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1251 |
| IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 6295 |
| IRS990ScheduleA/OtherIncome509Grp/TotalAmt | 0 | 7546 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.98960 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.98760 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 716281 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 106761 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 97188 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 142824 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 195261 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 174247 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 716281 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 106761 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 97188 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 142824 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 196512 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 180542 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 723827 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 200000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 1 | 150000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 2 | 125000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 3 | 120000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 4 | 100000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 5 | 75000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 6 | 75000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 7 | 75000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 8 | 65000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 9 | 65000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 10 | 55000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 11 | 50000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 12 | 50000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 13 | 50000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 14 | 45000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 15 | 45000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 16 | 40000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 17 | 40000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 18 | 35000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 19 | 35000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 20 | 35000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 21 | 25000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 22 | 25000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 23 | 25000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 24 | 25000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 25 | 25000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 26 | 20000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 27 | 20000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 28 | 15000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 29 | 15000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 30 | 15000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 31 | 15000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 32 | 10000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 33 | 10000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 34 | 10000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 35 | 10000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 36 | 10000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 37 | 7000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 38 | 5000 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 39 | 4500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 40 | 3500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 41 | 3500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 42 | 2500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 43 | 2500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 44 | 1500 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 45 | 1200 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 46 | 1200 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 47 | 1200 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 48 | 800 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | FT MACARTHUR RELATED ARTIFACT COLLEC |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 1 | US ARMY MESS HALL INTERIOR COLLECTIO |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 2 | DEACTIVATED DUMMY SMALL ARMS COLLECT |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 3 | M16A2 HALFTRACK |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 4 | M3A1 SCOUT CAR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 5 | GMC 2 1/2 T CCKW 352 (RESTORED_ |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 6 | 40MM GUN M1 (DEMILLED) & M2A1 GUN MO |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 7 | US ARMY RADIO COLLECTION |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 8 | GMC 2 1/2 T CCKW 352 (RESTORED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 9 | GE M 1942 SEARCHLIHJT & GEN SET (HDS |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 10 | 1918 FWD CARGO TRUCK UNRESTORED |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 11 | DODGE WC 56 COMMAND CAR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 12 | 1916 GE GM 12 25KW AC GENERATOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 13 | 90MM GUN M1A1 MOUNT & GUN BARREL SEC |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 14 | GE M1942 SEARCHLIGHT & GEN SET |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 15 | GE M1942 SEARCHLIGHT & GEN SET |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 16 | SPERRY M1938 SEARCHLIGHT & GEN SET |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 17 | US ARMY MANUAL & BOOK COLLECTION |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 18 | DODGE WC 27 AMBULANCE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 19 | SPERRY M1941 SEARCHLIGHT & GENERATOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 20 | 1918 DDODGE LIGHT REPAIR TRUCK |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 21 | DODGE WC 12 PICKUP |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 22 | US ARMY TELEPHONE COLLECTION 300+ |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 23 | 1916 GE 12 25KW DC GENERATOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 24 | GMC 2 1/2 T CCKW 353 (UNRESTORED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 25 | ASSTD UNRELATED SEARCHLIGHT, SPARE P |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 26 | GMC 2 1/2 T CCKW 352 (UNRESTORED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 27 | DODGE WC12 PICKUP (UNRESTORED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 28 | WILLY'S 1/4 TON TRUCK (JEEP) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 29 | M1 HEIGHT FINDER W/TRIPOD (OPERATION |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 30 | WILLY'S 1/4 T TRUSK (JEEP) -UNRESTOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 31 | US ARMY BARRACKS COLLECTION |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 32 | FREUHAUF M1 SEARCHLIGHT TRAILER |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 33 | M1 HEIGHT FINDER W/TRIPOD (DAMAGED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 34 | M7 3IN/90MM GUN DIRECTOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 35 | FREUHAUF SEARCHLIGHT TRAILER (UNREST |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 36 | US ARMY UNIFORM COLLECTION |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 37 | WILLYS M274 1/3 T TRUCK (MULE) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 38 | TRACKER FOFR M9 GUN DIRECTOR |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 39 | M1 HEIGHT FINDER (UNRESTORED) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 40 | 1943 THEODOLITE CAMERA FOR 90MM GUN |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 41 | M1 SEARCHLIGHT TRAILER (FREUHAUF) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 42 | TRAILER 1 T (BEN HUR) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 43 | 1942 THEODOLITE TRACKER CAMERA FOR 9 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 44 | SPERRY M1942 SEARCHLIGHT DEC |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 45 | SPERRY M 1942 DEC |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 46 | 1/4 TON TRAILER (JEEP) |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 47 | MINNEAPOLIS MOLINE PACK HOWITZER AMM |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 48 | K38 TELEPHONE REPAIR TRAILER |
| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 1839400 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | ACQUISITION, PRESERVATION, AND MAINTENANCE OF MILITARY ARTIFACTS, EQUIPMENT AND BUILDINGS LOCATED AT FORT MACARTHUR IN SAN PEDRO, CALIFORNIA. THE SITE AND EQUIPMENT ARE USED TO TEACH THE HISTORY OF U.S. MILITARY PURPOSES AND ACHIEVEMENTS. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | ACQUISITION, PRESERVATION, AND MAINTENANCE OF MILITARY ARTIFACTS, EQUIPMENT AND BUILDINGS LOCATED AT FORT MACARTHUR IN SAN PEDRO, CALIFORNIA. THE SITE AND EQUIPMENT ARE USED TO TEACH THE HISTORY OF U.S. MILITARY PURPOSES AND ACHIEVEMENTS. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | A PDF COPY OF TAX FORMS IS PROVIDED TO ALL MEMBERS OF THE GOVERNING BODY BY EMAIL WITH REQUEST TO OFFER AND COMMENTS OR QUESTIONS ABOUT THE FORMS AND THE DATA REFLECTED THEREIN PRIOR TO THE FILING OF THE TAX RETURN. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | FORM 1023 AND FORM 990 ARE AVAILABLE FOR PUBLIC INSPECTION UPON WRITTEN REQUESST TO THE ORGANIZATION AT THE ADDRESS SHOWN ON THIS TAX RETURN. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990 - ORGANIZATION'S MISSION |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 2, PART III, LINE 4D |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 19 |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | CA |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 1893456 |
| IRS990/TotalAssetsEOYAmt | 0 | 1908465 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 1893456 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 1908465 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 13381 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 25 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 91727 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 91752 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 1893456 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 1908465 |
| IRS990/TotalOtherProgSrvcExpenseAmt | 0 | 13990 |
| IRS990/TotalOtherProgSrvcRevenueAmt | 0 | 4700 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 91727 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 93380 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 93380 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 106761 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 1893456 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 1908465 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationAssocInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | PO BOX 268 |
| IRS990/USAddress/CityNm | 0 | SAN PEDRO |
| IRS990/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/USAddress/ZIPCd | 0 | 90731 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 4 |
| IRS990/VotingMembersIndependentCnt | 0 | 0 |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2023-04-26 12:10:37Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | STEPHEN NELSON |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | 2024 PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 3105482631 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2024-05-08 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | FORT MACARTHUR MUSEUM ASSOC |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | FORT |
| ReturnHeader/Filer/EIN | 0 | 954297138 |
| ReturnHeader/Filer/PhoneNum | 0 | 3105482631 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO BOX 268 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | SAN PEDRO |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | CA |
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Displayed year
2021 • Form 990Detailed filing. Detailed filing data is available for this year.