Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

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          <p>
            <s xml:id="echoid-s583" xml:space="preserve">
              <pb o="27" file="0033" n="33" rhead="SPIRITAL. LIBER."/>
            tuborum curvitates: </s>
            <s xml:id="echoid-s584" xml:space="preserve">in vas autem E infundatur vinum, ita ut humidi ſu-
              <lb/>
            perficies non ſit ſupra tubi curvitatem H, Hucuſqueigitur vinum non
              <lb/>
            fluit, propterea quod tubus non habet principium fluxus. </s>
            <s xml:id="echoid-s585" xml:space="preserve">Quod ſi in vas
              <lb/>
            F aquam infundamus adeo, ut ipſius ſuperficies excedat curvitatem M,
              <lb/>
            tunc aqua defluet perque tubum X O P R feretur in vas E, & </s>
            <s xml:id="echoid-s586" xml:space="preserve">principium
              <lb/>
            fluxus vino dabit: </s>
            <s xml:id="echoid-s587" xml:space="preserve">& </s>
            <s xml:id="echoid-s588" xml:space="preserve">tunc utraque vaſa effundent, hoc quidem vinum,
              <lb/>
            illud vero aquam.</s>
            <s xml:id="echoid-s589" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div31" type="section" level="1" n="21">
          <head xml:id="echoid-head27" xml:space="preserve">XIV.</head>
          <p>
            <s xml:id="echoid-s590" xml:space="preserve">Si in quædam vaſa aqua infundatur, vox redditur melan-
              <lb/>
            coryphi, vel ſibilus. </s>
            <s xml:id="echoid-s591" xml:space="preserve">Conſtruitur autem hoc modo.</s>
            <s xml:id="echoid-s592" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s593" xml:space="preserve">Sit baſis præcluſa
              <lb/>
              <figure xlink:label="fig-0033-01" xlink:href="fig-0033-01a" number="21">
                <image file="0033-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0033-01"/>
              </figure>
            A B C D, & </s>
            <s xml:id="echoid-s594" xml:space="preserve">per A D
              <lb/>
            operculum infun dibu-
              <lb/>
            lum E F trajiciatur, cu-
              <lb/>
            jus caulis diſtet à fundo,
              <lb/>
            quantum ad aquæ flu-
              <lb/>
            xum ſatis ſit; </s>
            <s xml:id="echoid-s595" xml:space="preserve">& </s>
            <s xml:id="echoid-s596" xml:space="preserve">opercu-
              <lb/>
            lo coarctetur. </s>
            <s xml:id="echoid-s597" xml:space="preserve">Sit etiam
              <lb/>
            ſyringula G H K; </s>
            <s xml:id="echoid-s598" xml:space="preserve">quæ
              <lb/>
            ſonum fundere conſue-
              <lb/>
            verit; </s>
            <s xml:id="echoid-s599" xml:space="preserve">& </s>
            <s xml:id="echoid-s600" xml:space="preserve">ſimul perfore-
              <lb/>
            tur cum baſi, & </s>
            <s xml:id="echoid-s601" xml:space="preserve">oper-
              <lb/>
            culo A D ſimiliter co-
              <lb/>
            arctetur: </s>
            <s xml:id="echoid-s602" xml:space="preserve">oſculum au-
              <lb/>
            tem ejus K incurvetur
              <lb/>
            in aquulam appoſito
              <lb/>
            parvo vaſe, quod ſit L:
              <lb/>
            </s>
            <s xml:id="echoid-s603" xml:space="preserve">infuſaigitur aqua per in-
              <lb/>
            fundibulum E F, con-
              <lb/>
            tingit aërem, qui eſt in
              <lb/>
            baſi, extruſum proce-
              <lb/>
            dere per ſyringulam
              <lb/>
            G H K; </s>
            <s xml:id="echoid-s604" xml:space="preserve">& </s>
            <s xml:id="echoid-s605" xml:space="preserve">ita ſonum
              <lb/>
            edere. </s>
            <s xml:id="echoid-s606" xml:space="preserve">Quod ſi ſyringulæ pars extrema incurvata ſit in aquam, ſtrepi-
              <lb/>
            tans apparet ſonus, ita ut melancoryphi vox reddatur. </s>
            <s xml:id="echoid-s607" xml:space="preserve">Si vero non ap-
              <lb/>
            ponatur aqua, ſibilus tantum erit.</s>
            <s xml:id="echoid-s608" xml:space="preserve"/>
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