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      <Desc>Publishing The organizations publication activities included the release of three new, premium books that adds to the historical and technical record of the Southern Pacific Railroad and its subsidiaries. The book is rich in photographic content and its underlying research provides a worthy example of industrial archaeology.</Desc>
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        <Desc>Archival Activities Consistent with its mission of preserving information related to the Southern Pacific Railroad, the organization continued to acquire and maintain books, manuscripts, photographs, maps, blueprints, diagrams and artifacts of historical and technical value.</Desc>
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        <Desc>UTILITIES</Desc>
        <TotalAmt>3167</TotalAmt>
        <ProgramServicesAmt>3167</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>18483</TotalAmt>
        <ProgramServicesAmt>18483</ProgramServicesAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>201460</TotalAmt>
        <ProgramServicesAmt>201460</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>40691</BOYAmt>
        <EOYAmt>71702</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>66185</BOYAmt>
        <EOYAmt>36424</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <BOYAmt>460</BOYAmt>
        <EOYAmt>410</EOYAmt>
      </AccountsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>177789</BOYAmt>
        <EOYAmt>183345</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>44594</BOYAmt>
        <EOYAmt>1932</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>32348</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>32348</LandBldgEquipAccumDeprecAmt>
      <TotalAssetsGrp>
        <BOYAmt>329719</BOYAmt>
        <EOYAmt>293813</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <EOYAmt>2283</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>77649</BOYAmt>
        <EOYAmt>73605</EOYAmt>
      </DeferredRevenueGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>363</BOYAmt>
        <EOYAmt>2318</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>78012</BOYAmt>
        <EOYAmt>78206</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>251707</BOYAmt>
        <EOYAmt>215607</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>251707</BOYAmt>
        <EOYAmt>215607</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>329719</BOYAmt>
        <EOYAmt>293813</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-38506</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>2406</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>101982</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>122452</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>98225</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>114355</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>131907</CurrentTaxYearAmt>
        <TotalAmt>568921</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>851</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>962</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>1813</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>102833</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>122452</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>99187</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>114355</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>131907</CurrentTaxYearAmt>
        <TotalAmt>570734</TotalAmt>
      </Total509Grp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>570734</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>3</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>5</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus1YearAmt>6</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4</CurrentTaxYearAmt>
        <TotalAmt>18</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>3</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>5</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus1YearAmt>6</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>4</CurrentTaxYearAmt>
        <TotalAmt>18</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>102836</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>122457</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>99187</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>114361</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>131911</CurrentTaxYearAmt>
        <TotalAmt>570752</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>1.00000</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>1.00000</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="IRS990ScheduleD">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>4328</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>4328</DepreciationAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>28020</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>28020</DepreciationAmt>
      </OtherLandBuildingsGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>SALES TAXES PAYABLE</Desc>
        <Amt>250</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>PAYROLL TAXES PAYABLE</Desc>
        <Amt>2068</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>2318</TotalLiabilityAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Members or stockholder classes and rights Part VI line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization has 1,403 individual members.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Member election for additional members Part VI line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Day to day operations are conducted by the officers and the business manager. Policy matters are decided by a nine member board of directors that meets three or more times a each year. Each year the overall membership of the organization elects three of the nine directors.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing body decisions Part VI line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>Under the bylaws certain actions of the board of directors are subject to approval or disapproval by vote of the overall membership.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 governing body review Part VI line 11</FormAndLineReferenceDesc>
        <ExplanationTxt>There is no formal process for reviewing the oranizations form 990. However it is prepared by a professional tax return preparer acting independently and the officer signing the return exercises his own judgment as to reviewing the return before making the attestation.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Governing documents etc available to public Part VI line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>No other documents made available for public inspection.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Explanation of other changes in net assets or fund balances Part XI line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>Model kits are produced using the profits form previous kits that were manufactured and sold. Funds are generated from the sales of duplicate items on Ebay and at railroadania shows, and by monetary donations. 2,406 increase for fye 06/30/2025.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>