<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-04-10T09:02:38-07:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>932814168</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Archimedes Management Accounting LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>413 Cedar St</AddressLine1Txt>
        <CityNm>Wallace</CityNm>
        <StateAbbreviationCd>ID</StateAbbreviationCd>
        <ZIPCd>83873</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>826009559</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>WALLACE DISTRICT MINING MUSEUM INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>WALL</BusinessNameControlTxt>
      <PhoneNum>2087521131</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 469</AddressLine1Txt>
        <CityNm>WALLACE</CityNm>
        <StateAbbreviationCd>ID</StateAbbreviationCd>
        <ZIPCd>83873</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>DENNIS O'BRIEN</PersonNm>
      <PersonTitleTxt>Secretary</PersonTitleTxt>
      <SignatureDt>2024-04-10</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>DENNIS</PersonFirstNm>
        <PersonLastNm>OBRIEN</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>MARK W ABSEC</PreparerPersonNm>
      <PTIN>P00358144</PTIN>
      <PhoneNum>2087521131</PhoneNum>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>3</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
        <FederatedAssuranceLevelCd>FAL1</FederatedAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="IRS990ScheduleO TransfersPersonalBenefitsContr" softwareId="23017517" softwareVersionNum="2023v5.0">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>www.wallaceminingmuseum.com</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="IRS990ScheduleA">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>22932</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>9572</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>13360</ProgramServiceRevenueAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>22932</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>10190</SalariesOtherCompEmplBnftAmt>
      <OccupancyRentUtltsAndMaintAmt>7651</OccupancyRentUtltsAndMaintAmt>
      <OtherExpensesTotalAmt>21345</OtherExpensesTotalAmt>
      <TotalExpensesAmt>39186</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-16254</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>175407</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>159153</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>9333</BOYAmt>
        <EOYAmt>7349</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>123809</BOYAmt>
        <EOYAmt>111921</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>42535</BOYAmt>
        <EOYAmt>40198</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>175677</BOYAmt>
        <EOYAmt>159468</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>270</BOYAmt>
        <EOYAmt>315</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>175407</BOYAmt>
        <EOYAmt>159153</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>Education, MuseumTo capture the impact of mining history with artifacts and exhibits depicting the history to the Coeur d'Alene Mining District, a region which has produced over 1.2 billion ounces of silver.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Museum operations</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>39186</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>39186</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DENNIS O'BRIEN</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DAVID DEROOS</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JIM SEE</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>RON ROIZEN</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ROBERT DUNSMORE</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JON CANTAMESSA</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHRIS STUECKER</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>RICHARD W CARON</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>HF Magnuson Company</PersonNm>
        <USAddress>
          <AddressLine1Txt>413 Cedar Street</AddressLine1Txt>
          <CityNm>Wallace</CityNm>
          <StateAbbreviationCd>ID</StateAbbreviationCd>
          <ZIPCd>838730469</ZIPCd>
        </USAddress>
        <PhoneNum>2087521131</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="IRS990ScheduleA" softwareId="23017517" softwareVersionNum="2023v5.0">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>11677</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>34081</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>24695</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>11762</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>9572</CurrentTaxYearAmt>
        <TotalAmt>91787</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>37388</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>19111</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>41785</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>15849</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>13360</CurrentTaxYearAmt>
        <TotalAmt>127493</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <TotalAmt>0</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <TaxRevLeviedOrgnztnlBnft509Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft509Grp>
      <GovtFurnSrvcFcltsVl509Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>49065</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>53192</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>66480</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>27611</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>22932</CurrentTaxYearAmt>
        <TotalAmt>219280</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <PublicSupportTotal509Amt>219280</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <TotalAmt>0</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>49065</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>53192</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>66480</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>27611</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>22932</CurrentTaxYearAmt>
        <TotalAmt>219280</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>1.00000</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99870</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00130</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1001</FormAndLineReferenceDesc>
        <ExplanationTxt>Advertising and Promotion $476</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1009</FormAndLineReferenceDesc>
        <ExplanationTxt>Depreciation $11888</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1012</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance $1269</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>Gift shop, cost of sales $3798</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>Office and credit card fees $1475</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>Exhibits and lectures $1400</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.4</FormAndLineReferenceDesc>
        <ExplanationTxt>Repairs $974</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.5</FormAndLineReferenceDesc>
        <ExplanationTxt>Museum CAP expenditures $65</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Assets.1003</FormAndLineReferenceDesc>
        <ExplanationTxt>Machinery and Equipment - Beginning $33297 Machinery and Equipment - Ending $33296</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Assets.1010</FormAndLineReferenceDesc>
        <ExplanationTxt>Inventories - Beginning $9238 Inventories - Ending $6902</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Total Liabilities.1</FormAndLineReferenceDesc>
        <ExplanationTxt>Payroll and sales tax payable - Beginning $270 Payroll and sales tax payable - Ending $315</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
