Casati, Paolo, Terra machinis mota : dissertationes geometricae, mechanicae physicae hydrostaticae

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb xlink:href="018/01/197.jpg" pagenum="183"/>
            <p type="main">
              <s>Sic ſi ferri leuitatem in mercurio ex. </s>
              <s>gr.
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              deprehendebam æqualem drachmis 29 1/2 e­
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              iuſdem autem ferri grauitas in aquâ erat dra­
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              chm. </s>
              <s>36 2/3, arguebam ferrum medium eſſe
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              inter mercurium & aquam; adeòque addi­
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              tis hiſce differentijs, nota erat differentia in­
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              ter mercurium & aquam 66 1/6: quarè ponde­
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              rato ferro in aëre & inuento drachm. </s>
              <s>42, a­
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              qua reperitur 5 1/3, atque adeò mercurius 71 1/2.
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              Quod ſi ferri loco ſolidum ligneum vſurpa­
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              bam, cuius leuitas in mercurio eſſet 67 1/2, le­
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              uitas verò in aquâ 1 1/3; quia in vtroque leui­
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              tabat, intelligebam aquæ grauitatem me­
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              diam eſſe inter lignum & mercurium: qua­
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              propter harum leuitatum differentia 66 1/6, vt
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              priùs, eſt differentia inter aquam & mercu­
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              rium. </s>
            </p>
            <p type="main">
              <s>Hac, inquam, librâ, quam tunc eum in
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              vſum excogitaui, ſi vaſculum igne plenum
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              & clauſum, ne auolet, dederitis, eius leuita­
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              tem intrà aquam in vaſe KL explorabimus,
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              additâ, pro ut opus fuerit, vel demptâ ipſius
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              vaſculi intrà aquam grauitate vel leuitate. </s>
            </p>
            <p type="main">
              <s>
                <emph type="italics"/>
              Guld.
                <emph.end type="italics"/>
              </s>
              <s> Nolo me duriorem præbere iņ
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              extenuandâ ignis leuitate, quamuis aëris in
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              æolipilâ candenti leuitatem non adeò mul­
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              tam deprehenderim. </s>
              <s>Vnam aliquam ſtatue </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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