Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.001279">
                <pb pagenum="248" xlink:href="010/01/256.jpg"/>
                <arrow.to.target n="marg332"/>
                <lb/>
              nuò duplici veſica ſuilla ſtrictè alligata claudatur
                <lb/>
              orificium F. </s>
              <s id="s.001280">Poſteà præparari debet vas profundum
                <lb/>
              PQR aqua plenum vſque ad ſummitatem PR, ſitque
                <lb/>
              eius profunditas tanta vt mergi poſſit vniuerſum in­
                <lb/>
              ſtrumentum MAC, vt tamen eius baſis C putei fun­
                <lb/>
              dum non attingat; demergatur fiſtula prædicta vitrea
                <lb/>
              vnà cum mercurio contento intra aquam; & ſi fortè
                <lb/>
              os ſupremum vitri M non demergitur infra aquæ ſu­
                <lb/>
              perficiem PR, exigui anuli ænei totidem vnciæ gra­
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              na pendentes in C, & in ſummitate A apponantur,
                <lb/>
              quouſque vniuerſa machina vitrea fiat proximè mi­
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              nùs grauis ſpecie quàm aqua, ſcilicèt innatet, & emi­
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              neat ſupra aquę libellam PR pars aliqua SN prædi­
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              cti fili ænei vitro annexi, & in S fiat æquilibrium, &
                <lb/>
              quies. </s>
              <s id="s.001281">Deinde in aere aperiatur ſupremum os vitri
                <lb/>
              M, vt ſpatium inane ABL aere impleatur,
                <expan abbr="remane-bitq;">remane­
                  <lb/>
                bitque</expan>
              reliqua pars fiſtulæ plena hydrargyro, vt priùs,
                <lb/>
              propterea quod operculum in F impedit
                <expan abbr="exitũ">exitum</expan>
              mer­
                <lb/>
              curio LCF. </s>
              <s id="s.001282">In hoc ſtatu denuò eadem ſuilla veſicą
                <lb/>
              claudatur arcteque ligetur vitri os ſupremum M; &
                <lb/>
              tandem denuò demergatur fiſtula infra
                <expan abbr="libellã">libellam</expan>
              aquæ
                <lb/>
              PR. </s>
              <s id="s.001283">Et quia in hoc caſu demergitur infra aquæ libel­
                <lb/>
              lam moles conflata ex ijſdem corporibus, ſcilicèt ex
                <lb/>
              vitro ACF, ex hydrargyro LCF, & ex ijſdem veſicis,
                <lb/>
              & filis M & F, & ſolummodò de nouo adeſt aer ABL,
                <lb/>
              quo fiſtula priùs care bat; igitur neceſsè eſt, vt
                <expan abbr="põdus">pondus</expan>
                <lb/>
              totius machinæ NACF maius ſit quàm in priori ſta­
                <lb/>
              tu quando ſpatium ABL vacuum fuerat. </s>
              <s id="s.001284">Quaproptèr
                <lb/>
              non poterit denuò ſubleuari fiſtula ad eamdem alti-</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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