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

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                <pb xlink:href="051/01/091.jpg" pagenum="60"/>
              dum ſitientes foveam offendunt
                <expan abbr="aquã">aquam</expan>
              plenam, culus tamen ſu­
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              prema ſuperficies humilior
                <expan abbr="atq;">atque</expan>
              profundior eſt, quàm vt capite
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              ac collo protenſo eam attingere poſſint, calculos ore & vnguibus
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              aſportantes foveæ injiciant, vt deſidentibus in fundum lapidi­
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              bus humor ſubſidentium corporum occupatione elevetur, ſu­
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              perioremque elatus repleat vacuitatem; ita ſolerti machinatio­
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              ne reficiuntur. </s>
              <s>Vaſis
                <expan abbr="itaq;">itaque</expan>
              puteisque ſi ſolida injicias corpora, quæ
                <lb/>
              fundum petant vel ſponte, vel vi depreſſa; elevabitur aqua, &
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              per tubos ſuperiùs applicatos effluens in fontem formabitur. </s>
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              Hoc artificio conſtructus erat olim fons ad S. Georg. Venetijs, </s>
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              <s>
                <arrow.to.target n="marg118"/>
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              teſte Ioſepho Ceredo Diſcurſu primo de Modo elevandi aquas
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              è locis humilibus, pag. 11. </s>
              <s>Binæ enim fabricatæ erant ciſternæ,
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              ſeu piſcinæ, humilior ac profundior vna, altera elatior ad prioris
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              latus. </s>
              <s>Humilior latera habebat anguſta, & putei inſtar erecta;
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              è cuius fundo vſque ad collateralis ſuprema labra deduceban­
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              tur tubi plumbei. </s>
              <s>Habebat præterea operculum ligneum atque
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              graviſſimum, quod ciſternæ latera vacua implebat, & aquæ in­
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              cumbens ſuo paulatim pondere deſcendebat, atque aquam
                <expan abbr="cõ-primens">con­
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                primens</expan>
              eam intra tubos compellebat; per quos aſcendens, ſub­
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              ſequentibus alijs aquis pulſa, exonerabat ſeſe intra ſuperiorem
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              collateralem ciſternam, indeque pondere ſuo naturaliter dela­
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              bens per fiſtulas efforma batur in fontem. </s>
              <s>Multas alias Machi­
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              nas hydraulicas eodem conſtructas artificio enumerat ibidem
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              citatus Ceredus, & vnam hac ratione adornatam Machinulam
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              Scaliger Exercitat. 42. contra Cardanum; ex qua tamen falſum
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              deducit modum oſtendendi fontium originem ex mari. </s>
              <s>Hac
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              porrò ratione in altum elevatur aqua per antlias, quarum ingen­
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              tem copiam affert Auguſtinus Ramellus inſuo de Machi­
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              nis hydraulicis opere, & nos aliquas adduce­
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              mus Claſse I. cap. 2. Machina 6. </s>
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