Ghetaldi, Marino, Marini Ghetaldi Promotvs Archimedis sev de varijs corporum generibus grauitate & magnitudine comparatis

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              <note position="right" xlink:label="note-0052-01" xlink:href="note-0052-01a" xml:space="preserve">Diametri \\ magnitu. #### Aureæ Sphæræ \\ grauitas. #### Plumbeæ Sphæræ \\ grauitas. #### Argĕteæ ſphęræ \\ grauitas.
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              # Lib. # Vn. # Scr. # Gran. # Lib. # Vn. # Scr. # Gra. # Lib. # Vn. # Scr. # Gra.
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              11 # 601 # 2 # 13 # 21 {31/37} # 363 # 10 # 17 # 6 {10/37} # 326 # 11 # 17 # 5 {29/111}
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              11 {1/4} # 643 # 1 # 17 # 22 {11/37} # 389 # 3 # 6 # 10 {25/74} # 349 # 9 # 8 # 21 {30/37}
                <lb/>
              11 {1/2} # 686 # 11 # 18 # 18 {14/37} # 415 # 9 # 15 # 18 {26/37} # 373 # 7 # 11 # 1 {17/111}
                <lb/>
              11 {3/4} # 732 # 9 # 4 # 14 {29/37} # 443 # 6 # 4 # 16 {39/74} # 398 # 6 # 6 # 7 {22/111}
                <lb/>
              12 # 780 # 6 # 11 # 16 {8/37} # 472 # 5 # 4 # 12 {36/37} # 424 # 6 # 1 # 7 {5/37}</note>
            erit gran. </s>
            <s xml:id="echoid-s890" xml:space="preserve">513. </s>
            <s xml:id="echoid-s891" xml:space="preserve">& </s>
            <s xml:id="echoid-s892" xml:space="preserve">ſic reliquarum ſpbærarum ex ſtanno, diametros ba- bentium magnitudine quacunque, inuenientur grauitates.</s>
            <s xml:id="echoid-s893" xml:space="preserve"/>
          </p>
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            <s xml:id="echoid-s894" xml:space="preserve">Aliter quoque & </s>
            <s xml:id="echoid-s895" xml:space="preserve">expeditius reliquarum ſphærarum ex ſtanno in-
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            uenientur grauitates.</s>
            <s xml:id="echoid-s896" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s897" xml:space="preserve">Inuenta grauitate ſpbæræ, diametrum babentis {1/4}, vnciæ, ſi mul-
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            tiplicetur ipſa grauitas, per 8, boc est per cubum ex 2, numerus pro-
              <lb/>
            ductus dabit grauitatem ſphæræ, diametrum babentis {2/4}, vnciæ, boc
              <lb/>
              <note position="left" xlink:label="note-0052-02" xlink:href="note-0052-02a" xml:space="preserve">18. 12.
                <lb/>
              Elem.</note>
            eſt {1/2}, ſpbæræ * enim inter ſe in triplicata ſunt ratione ſuarum dia-
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            metrorum. </s>
            <s xml:id="echoid-s898" xml:space="preserve">deinde ſi multiplicetur eadem grauitas per 27, boc est per
              <lb/>
            cubum ex 3, numerus productus dabit grauitatem ſpbæræ, babentis
              <lb/>
            diametrum {3/4}, vnciæ, & </s>
            <s xml:id="echoid-s899" xml:space="preserve">ſi multiplicetur per 64, boc est per cubum
              <lb/>
            ex 4, numerus productus dabit grauitatem ſpbæræ, cuius diameter eſt
              <lb/>
            @, boc est vnius vnciæ, & </s>
            <s xml:id="echoid-s900" xml:space="preserve">eo deinceps continuo ordine,</s>
          </p>
          <p style="it">
            <s xml:id="echoid-s901" xml:space="preserve">Porro ad inueniendas grauitates ſpbærarum ex reliquis metallis,
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            @ex quacunquæ alia materia, bæc erit ratio.</s>
            <s xml:id="echoid-s902" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s903" xml:space="preserve">Fiat vt 1, ad 1 {41/74}, boc eſt vt 74, ad 115, (ſi degrauitate ſpbæræ
              <lb/>
            plũbeæ quæritur cuius diameter est {1/4}, vnciæ) ita 19. </s>
            <s xml:id="echoid-s904" xml:space="preserve">grauitas vide-
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            licet ſpbæræ stanneæ diametrũ babentis {1/4}, vnciæ, ad aliũ numerum
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            qui ſit 29 {39/74}, grauitas igitur ſpbæræ plumbeæ, diametrum baben-
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            tis {1/4}, vnciæ, erit gran. </s>
            <s xml:id="echoid-s905" xml:space="preserve">29 {39/74}. </s>
            <s xml:id="echoid-s906" xml:space="preserve">ſtannum enim ad plumbum rationem
              <lb/>
            babet in grauitate vt 1, ad 1 {41/74}, vt conſpicitur in prima tabella.
              <lb/>
            </s>
            <s xml:id="echoid-s907" xml:space="preserve">quam ad comparandum inter ſe duodecim corporum genera, grauita-
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            te, & </s>
            <s xml:id="echoid-s908" xml:space="preserve">magnitudine, appoſuimus.</s>
            <s xml:id="echoid-s909" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s910" xml:space="preserve">Si vero quæratur de grauitate ſpbæræ plumbeæ, diametrum.
              <lb/>
            </s>
            <s xml:id="echoid-s911" xml:space="preserve">babentis 2, vnciarum, fiat vt 74, ad 115, ita 9728, id est </s>
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