Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

Table of handwritten notes

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              <pb o="11" file="0017" n="17" rhead="SPIRITAL. LIBER."/>
            ſiphon habens interius crus & </s>
            <s xml:id="echoid-s265" xml:space="preserve">longius
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              <figure xlink:label="fig-0017-01" xlink:href="fig-0017-01a" number="4">
                <image file="0017-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0017-01"/>
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            & </s>
            <s xml:id="echoid-s266" xml:space="preserve">anguſtum; </s>
            <s xml:id="echoid-s267" xml:space="preserve">exterius vero latius & </s>
            <s xml:id="echoid-s268" xml:space="preserve">
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            multo minus ſecundum longitudinem,
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            adeo ut plus aquæ capiat, quam crus
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            longius: </s>
            <s xml:id="echoid-s269" xml:space="preserve">& </s>
            <s xml:id="echoid-s270" xml:space="preserve">ita aqua impleatur: </s>
            <s xml:id="echoid-s271" xml:space="preserve">ma-
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            jus autem ipſius crus immittatur in vas
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            aquæ, vel etiam in aliquem puteum: </s>
            <s xml:id="echoid-s272" xml:space="preserve">ſi
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            igitur exterius crus fluere permittamus,
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            plus aquæ habens, quam interius, ex
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            majori aquam attrahet, quæ quidem
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            etiam ſimul trahet eam, quæ eſt in
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            puteo: </s>
            <s xml:id="echoid-s273" xml:space="preserve">& </s>
            <s xml:id="echoid-s274" xml:space="preserve">cum fluere ceperit totam
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            hauriet, vel ſemper fluet, quoniam
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            humidum exterius plus eſt eo, quod in
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            crure interiori continetur. </s>
            <s xml:id="echoid-s275" xml:space="preserve">Atqui hoc
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            fieri non apparet. </s>
            <s xml:id="echoid-s276" xml:space="preserve">Non igitur dicta cauſ-
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            ſa vera eſt: </s>
            <s xml:id="echoid-s277" xml:space="preserve">Itaque videamus naturalem
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            cauſſam. </s>
            <s xml:id="echoid-s278" xml:space="preserve">Quoniam enim omne humi-
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            dum continuum, & </s>
            <s xml:id="echoid-s279" xml:space="preserve">quieſcens ſphæri-
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            cam ſuperficiem ſuſcipit, centrum ha-
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            bentem idem quod terra; </s>
            <s xml:id="echoid-s280" xml:space="preserve">non quieſcens
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            autem uſque eo fluit, quoad, ut dictum
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            eſt, in una ſuperficie ſphærica conſti-
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            tuatur, ſi ſumentes duo vaſa, injiciemus humidum in utrumque ipſorum,
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            & </s>
            <s xml:id="echoid-s281" xml:space="preserve">implentes ſiphonem, digitiſque ipſius oſcula comprehendentes, demit-
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            temus alterum crus in unum dictorum vaſorum adeo, ut aqua demergatur;
              <lb/>
            </s>
            <s xml:id="echoid-s282" xml:space="preserve">alterum vero in alterum vas: </s>
            <s xml:id="echoid-s283" xml:space="preserve">fiet tota aqua continua, utrumque enim
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            humidorum, quæ ſunt in vaſibus conjungitur cum eo, quod eſt in ſiphone,
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            ita ut totum continuum fiat: </s>
            <s xml:id="echoid-s284" xml:space="preserve">ſi igitur ſuperficies humidorum, quæ
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            prius erant in vaſibus, in una ſuperficie conſiſtant, quieſcet & </s>
            <s xml:id="echoid-s285" xml:space="preserve">ſic utra-
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            que ipſarum demerſo fiphone; </s>
            <s xml:id="echoid-s286" xml:space="preserve">ſin minns@ quoniam aqua continua facta
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            eſt, neceſſario ob continuitatem in humiliorem locum fluet, quouſque
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            vel omnis aqua quæ in vaſibus, in una ſuperficie ſit, vel alterum vaſorum
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            exinaniatur. </s>
            <s xml:id="echoid-s287" xml:space="preserve">Fiant igitur in una ſuperficie humida, quæ ſunt in vaſibus: </s>
            <s xml:id="echoid-s288" xml:space="preserve">
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            quieſcent utique, ita ut etiam humidum, quod eſt in ſiphone, ſimul
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            quieſcat. </s>
            <s xml:id="echoid-s289" xml:space="preserve">Quod ſi quis mente concipiat ſiphonem diſſectum juxta ſuper-
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            ficies humidorum, quæ ſunt in vaſibus; </s>
            <s xml:id="echoid-s290" xml:space="preserve">& </s>
            <s xml:id="echoid-s291" xml:space="preserve">ita quieſcet humidum, quod
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            eſt in ſiphone: </s>
            <s xml:id="echoid-s292" xml:space="preserve">ergo & </s>
            <s xml:id="echoid-s293" xml:space="preserve">ſiphone ipſo ſuſpenſo, & </s>
            <s xml:id="echoid-s294" xml:space="preserve">in neutram partem
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            inclinato, rurſus quieſcet humidum, five æqualem omnino habens </s>
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