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    <DepreciationSchedule documentId="DepreciationSch" />
    <InvestmentsCorpStockSchedule documentId="InvestCorpStockSch">
      <InvestmentsCorporateStockGrp>
        <StockNm>CHARLES SCHWAB - MARKETABLE EQ</StockNm>
        <EOYBookValueAmt>7794331</EOYBookValueAmt>
        <EOYFMVAmt>10729474</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <InvestmentsGovtObligationsSch documentId="InvGovtObligSch">
      <USGovtObligationsBookVlEOYAmt>466660</USGovtObligationsBookVlEOYAmt>
      <USGovtObligationsEOYFMVAmt>478389</USGovtObligationsEOYFMVAmt>
    </InvestmentsGovtObligationsSch>
    <LegalFeesSchedule documentId="LegalFeesSch">
      <LegalFeesGrp>
        <CategoryTxt>LEGAL FEES</CategoryTxt>
        <LegalFeesAmt>6139</LegalFeesAmt>
        <NetInvestmentIncomeAmt>3070</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>0</AdjustedNetIncomeAmt>
        <DisbursementsCharitablePrpsAmt>3070</DisbursementsCharitablePrpsAmt>
      </LegalFeesGrp>
    </LegalFeesSchedule>
    <OtherExpensesSchedule documentId="OtherExpensesSch">
      <OtherExpensesScheduleGrp>
        <Desc>ADR INVESTMENT FEES</Desc>
        <RevenueAndExpensesPerBooksAmt>381</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>381</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>0</AdjustedNetIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherIncomeSchedule2 documentId="OtherIncomeSch2">
      <OtherIncomeDetail>
        <Desc>Nondividend Distributions</Desc>
        <RevenueAndExpensesPerBooksAmt>11785</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>0</AdjustedNetIncomeAmt>
      </OtherIncomeDetail>
    </OtherIncomeSchedule2>
    <OtherProfessionalFeesSchedule documentId="OthProfFeesSch">
      <OtherProfessionalFeesDetail>
        <CategoryTxt>INVESTMENT ADVISORY FEES</CategoryTxt>
        <Amt>47622</Amt>
        <NetInvestmentIncomeAmt>47622</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>0</AdjustedNetIncomeAmt>
        <DisbursementsCharitablePrpsAmt>0</DisbursementsCharitablePrpsAmt>
      </OtherProfessionalFeesDetail>
    </OtherProfessionalFeesSchedule>
    <SubstantialContributorsSch documentId="SubsContributorsSch">
      <SubstantialContributorDetail>
        <PersonNm>BERND AND JENNIFER KOERNER</PersonNm>
        <USAddress>
          <AddressLine1Txt>698 SOLANA CT</AddressLine1Txt>
          <CityNm>MARCO ISLAND</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>34145</ZIPCd>
        </USAddress>
      </SubstantialContributorDetail>
    </SubstantialContributorsSch>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>FEDERAL TAXES PAID</CategoryTxt>
        <Amt>3650</Amt>
        <NetInvestmentIncomeAmt>0</NetInvestmentIncomeAmt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>FOREIGN TAXES PAID</CategoryTxt>
        <Amt>1403</Amt>
        <NetInvestmentIncomeAmt>1403</NetInvestmentIncomeAmt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>