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

Table of figures

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            <p type="main">
              <s id="s.001284">
                <pb pagenum="249" xlink:href="010/01/257.jpg"/>
                <arrow.to.target n="marg333"/>
                <lb/>
              tudinem S, niſi grauitas eius imminuatur; auferri igi­
                <lb/>
              tur debent aliqua grana, ſeù anuli ænei è collo fiſtulæ
                <lb/>
              AM, vt machina ad æquilibrium
                <expan abbr="">cum</expan>
              aqua redigatur,
                <lb/>
              mergaturque denuò
                <expan abbr="vſq;">vſque</expan>
              ad ſitum S; quot igitur gra­
                <lb/>
              na tolluntur à fiſtulæ collo A, tot præcisè menſura­
                <lb/>
              bunt pondus aeris ABL intra fiſtulam incluſi. </s>
            </p>
            <p type="margin">
              <s id="s.001285">
                <margin.target id="marg332"/>
              Cap. 5. de ae­
                <lb/>
              ris grauitate
                <lb/>
              æquilibrio,
                <lb/>
              ſtructura, &
                <lb/>
              vi elaterią
                <lb/>
              eius.</s>
            </p>
            <p type="margin">
              <s id="s.001286">
                <margin.target id="marg333"/>
              Cap. 5. de ae­
                <lb/>
              ris grauitate
                <lb/>
              æquilibrio,
                <lb/>
              ſtructura, &
                <lb/>
              vi elaterią
                <lb/>
              eius.</s>
            </p>
            <p type="main">
              <s id="s.001287">Multis modis poſtea indagari poteſt proportio
                <lb/>
              ponderis aeris ad aquam, ſed omnium facillimus, &
                <lb/>
              ſimplex erit ſi in aere perfectiſſima bilance pondere­
                <lb/>
              tur moles aquæ æqualis ſpatio ABL, & hic compa­
                <lb/>
              retur cum pondere iam inuento aeris eiuſdem molis
                <lb/>
              ABL. </s>
            </p>
            <p type="main">
              <s id="s.001288">
                <emph type="center"/>
              PROP. CXIX.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.001289">
                <emph type="center"/>
                <emph type="italics"/>
              Poſtea emisſis quam plurimis termostaticis à me inuentis
                <lb/>
              afferam instrumentum quo pondus abſolutum aeris
                <lb/>
              in diuerſis locis eleuatis, ac depresſis, & variè
                <lb/>
              temperatis reperiri poteſt.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s id="s.001290">FIant tres ampullæ, vel veſicæ vitreæ, vel æneæ,
                <lb/>
              qualis eſt AB, habeantque collum
                <expan abbr="ſupremũ">ſupremum</expan>
              CA
                <lb/>
              æneum perfectiſſimè contornatum, hoc autem viſco­
                <lb/>
              ſa aliqua materia, ac tenaci vniatur ferrumineturque
                <lb/>
              cum ſuprema ampullæ parte; habeat poſtea
                <expan abbr="canalẽ">canalem</expan>
              ,
                <lb/>
              ſeu colli cauitatem turbinatam conicè, & perfectiſſi­
                <lb/>
                <expan abbr="læuigatã">læuigatam</expan>
              , huic verò cauitati adaptari poſſit aliud
                <lb/>
              operculum paritèr æneum, & turbinatum, & exqui­
                <lb/>
              ſitiſſimè læuigatum, vt nimirùm nulla rimula rema­
                <lb/>
              neat, & perfectiſſimè claudat orificium fiſtulæ C, vt </s>
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        </body>
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