Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657

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          <chap>
            <p type="main">
              <s>
                <pb xlink:href="051/01/098.jpg" pagenum="67"/>
                <emph type="italics"/>
              nimirum omnia gravia per ſe tendunt appetitu innato, & à quo
                <lb/>
              levia recedunt, vtraque per rectas ac breviſſimas lineas, niſi
                <lb/>
              impediantur, aut cogantur per obliquam ac longiorem viam
                <lb/>
              verſus illud deſcendere, vel ab illo recedere. </s>
              <s>Cùm igitur aqua
                <lb/>
              omnis ſit gravis, vt experientiâ patet; tendet appetitu naturali
                <lb/>
              ad centrum Terraquæ, id eſt, ad centrum Vniverſi. </s>
              <s>Idem di­
                <lb/>
              cendum eſt de alijs liquoribus. </s>
              <s>His præmiſſis accedimus ad
                <lb/>
              propoſitum.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Proprietas I.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Aqua tendit ad loca decliviora.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>AQuam, & omnem alium humorem, fluentem
                <lb/>
              iberè, currere ad loca decliviora, & centro Mundi ac
                <lb/>
              Terraquæ propinquiora, ſi patet ipſis liber aditus, ſive
                <lb/>
              rectus ac perpendicularis, ſive obliquus; patet expe­
                <lb/>
              rientia quotidiana, nec indiget probatione. </s>
              <s>Ex quo deduci­
                <lb/>
              tur, aquæ etiam conſiſtentis partes omnes inclinare innato ap­
                <lb/>
              petitu ad eadem loca decliviora: ideo enim de facto, ſublatis </s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg131"/>
                <lb/>
              impedimentis, eò fluit aqua, quia naturaliter eò inclinat. </s>
              <s>Con­
                <lb/>
              ſiſtentem porrò aquam appello, quæ ſitum obtinet naturalem. </s>
              <s>
                <lb/>
              Situs autem ſeu poſitio naturalis aquæ eſt, quem dum naturali
                <lb/>
                <arrow.to.target n="marg132"/>
                <lb/>
              ſuo fluxui & conſiſtentiæ permittitur, ſua ſponte aſſumit, tam in
                <lb/>
              ſuperficie ſuperiore, quàm in inferiore, & lateralibus. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg131"/>
                <emph type="italics"/>
              Aqua con­
                <lb/>
              ſiſtens qua
                <lb/>
              dicatur.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg132"/>
                <emph type="italics"/>
              Aqua ſitus
                <lb/>
              naturalis
                <lb/>
              quis ſit.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Proprietas II.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Aquæ ſuperficies ſuperior, ceſſante fluxu, ſphærica
                <lb/>
              eſt; reliquæ conformantur vaſis & rece­
                <lb/>
              ptaculis,
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>AQua liberè fluens tam diu fluit, donec partium continuata­
                <lb/>
                <arrow.to.target n="marg133"/>
                <lb/>
              rum extima ſeu ſuperior ſuperficies ſphærica ſit, habens idem
                <lb/>
                <expan abbr="centrũ">centrum</expan>
              cum centro Terraquæ & Vniverſi, hoc eſt, donec omnes
                <lb/>
              extimæ ſuperficiei partes æqualiter diſtenta Centro Mundi. </s>
              <s/>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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