Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

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        <div xml:id="echoid-div110" type="section" level="1" n="70">
          <p>
            <s xml:id="echoid-s1592" xml:space="preserve">
              <pb o="79" file="0085" n="85" rhead="SPIRITAL. LIBER."/>
            pinquus aër, atque hic infuſam in collum aquam ſimul attrahet, ita ut ſu-
              <lb/>
            peremineat oſculum F. </s>
            <s xml:id="echoid-s1593" xml:space="preserve">Ac propterea aëre ingreſſum habente canalis P
              <lb/>
            fluet, quouſque poculum ſurſum impulſum, faciat aquam, quæ eſt in col-
              <lb/>
            lo, reſpirationem obſtruere. </s>
            <s xml:id="echoid-s1594" xml:space="preserve">Rurſus enim in priorem locum reſtituetur,
              <lb/>
            & </s>
            <s xml:id="echoid-s1595" xml:space="preserve">non amplius fluet P canalis: </s>
            <s xml:id="echoid-s1596" xml:space="preserve">idque toties fiet, quoties ſubtrahitur, & </s>
            <s xml:id="echoid-s1597" xml:space="preserve">
              <lb/>
            offertur poculum. </s>
            <s xml:id="echoid-s1598" xml:space="preserve">Oportet autem non totum poculum ſubtrahi, ne to-
              <lb/>
            tum ſiphonis crus denudetur. </s>
            <s xml:id="echoid-s1599" xml:space="preserve">Itaque canalis M N conformetur in thyr-
              <lb/>
            ſum, & </s>
            <s xml:id="echoid-s1600" xml:space="preserve">R N circa ipſum ut ſpectaculum recte ſit diſpoſitum.</s>
            <s xml:id="echoid-s1601" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div112" type="section" level="1" n="71">
          <head xml:id="echoid-head77" xml:space="preserve">LXIII.</head>
          <p>
            <s xml:id="echoid-s1602" xml:space="preserve">Conſtructio lagenæ vociferantis, quando humidum ef-
              <lb/>
            fluat.</s>
            <s xml:id="echoid-s1603" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1604" xml:space="preserve">Sit deſcripta lagena col-
              <lb/>
              <figure xlink:label="fig-0085-01" xlink:href="fig-0085-01a" number="70">
                <image file="0085-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0085-01"/>
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            lum quidem obſtructum
              <lb/>
            habens diaphragmate A B,
              <lb/>
            os vero diaphragmate
              <lb/>
            C D: </s>
            <s xml:id="echoid-s1605" xml:space="preserve">& </s>
            <s xml:id="echoid-s1606" xml:space="preserve">per utraque dia-
              <lb/>
            phragmata producatur tu-
              <lb/>
            bus E F ſimul cum ipſis
              <lb/>
            perforatus. </s>
            <s xml:id="echoid-s1607" xml:space="preserve">Lagenæ autem
              <lb/>
            auricula ſit G H: </s>
            <s xml:id="echoid-s1608" xml:space="preserve">atque ex
              <lb/>
            altera parte ſit tubus K L
              <lb/>
            ſimul perforatus cum A B
              <lb/>
            diaphragmate & </s>
            <s xml:id="echoid-s1609" xml:space="preserve">ab ipſo
              <lb/>
            C D tantum diſtans, quan-
              <lb/>
            tum ad aquæ fluxum ſuffi-
              <lb/>
            ciat. </s>
            <s xml:id="echoid-s1610" xml:space="preserve">Ad diaphragma vero
              <lb/>
            C D ſit ſyringula M, quæ
              <lb/>
            vocem edere poſſit. </s>
            <s xml:id="echoid-s1611" xml:space="preserve">Ita-
              <lb/>
            que implebitur lagena per
              <lb/>
            tubum E F, aëre tum per
              <lb/>
            K L tubum, tum per ſy-
              <lb/>
            ringulam M excedente.
              <lb/>
            </s>
            <s xml:id="echoid-s1612" xml:space="preserve">Quando igitur lagenæ au-
              <lb/>
            riculam detinentes reclina-
              <lb/>
            mus ita ut aqua effluat,
              <lb/>
            fluet quidem per tubum
              <lb/>
            E F in partes exteriores; </s>
            <s xml:id="echoid-s1613" xml:space="preserve">
              <lb/>
            per K L vero procedet in collum B C. </s>
            <s xml:id="echoid-s1614" xml:space="preserve">Et qui in ipſo eſt aër expulſus </s>
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