Heron <Alexandrinus>, Heronis Alexandrini spiritalium liber

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[Item 1.]
[2.] HERONIS ALEXANDRINI SPIRITALIUM LIBER, à FEDERICO COMMANDINO URBINATE ex Græco in Latinum converſus. Huic editioni acceſſerunt JO. BAPT. ALEOTTI Quatuor Theoremata Spiritalia, Ex Italico in Latinum converſa.
[3.] AMSTELODAMI, Apud JANSSONIO - WAESBERGIOS. M. DC. LXXX.
[4.] TYPOGRAPHUS LECTORIS.
[5.] HERONIS ALEXANDRINI SPIRITALIUM LIBER.
[6.] De vacuo.
[7.] De Inflexo Siphone. I.
[8.] De Medio ſpiritali Diabete. II.
[9.] De fluxu ſemper æquali per ſiphonem inflexum. III.
[10.] De fluxu partim æquali partim inæqualiper ſiphonem. IV.
[12.] VI.
[13.] De Sphærula conca@a ex ære. VI.
[14.] VII.
[15.] De Prochyta. VIII.
[16.] De Sphæra cancara. IX.
[17.] De Aſſario. X.
[18.] XI.
[19.] XII.
[20.] De concor diæcrateribus. XIII.
[21.] XIV.
[22.] XV.
[23.] XVI.
[24.] XVII.
[25.] XVIII.
[26.] XIX.
[27.] XX.
[28.] XXI
[29.] XXII.
[30.] XXIII.
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            lum C obſtruens ſphærulam è-vino ex-
              <lb/>
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                <image file="0024-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0024-01"/>
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            trahat, non fluet vinum, quod eſt in
              <lb/>
            ſphærula, propterea quod aër in locum
              <lb/>
            vacuum ingredi non poteſt: </s>
            <s xml:id="echoid-s427" xml:space="preserve">aditus
              <lb/>
            enim eſt per oſculum C; </s>
            <s xml:id="echoid-s428" xml:space="preserve">qui quidem di-
              <lb/>
            gito obſtruitur. </s>
            <s xml:id="echoid-s429" xml:space="preserve">Cum igitur velimus vi-
              <lb/>
            num effundi, digitum remittimus: </s>
            <s xml:id="echoid-s430" xml:space="preserve">& </s>
            <s xml:id="echoid-s431" xml:space="preserve">
              <lb/>
            aër ſuccedens vacuatum replet locum.
              <lb/>
            </s>
            <s xml:id="echoid-s432" xml:space="preserve">Si autem rurſus ſpiraculum C digito
              <lb/>
            prememus, ſiſtetur vini fluxus, quo-
              <lb/>
            uſque rurſus digito ſpiraculum remitte-
              <lb/>
            mus: </s>
            <s xml:id="echoid-s433" xml:space="preserve">licet etiam in aquam calidam, vel
              <lb/>
            frigidam immergendo rurſus continere,
              <lb/>
            poſtea emittere quantum velimus, quoad
              <lb/>
            totum, quod eſt in ſphærula humidum
              <lb/>
            datur: </s>
            <s xml:id="echoid-s434" xml:space="preserve">& </s>
            <s xml:id="echoid-s435" xml:space="preserve">ſi inflexa fiat extremitas
              <lb/>
            tubi C D, quo ſcilicet eſt ad C nihil differt, immo vero etiam ad uſum
              <lb/>
            accommodatior erit, quippe quod oſculum facilius digito comprehenda
              <lb/>
            mus.</s>
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          <head xml:id="echoid-head20" xml:space="preserve">VII.</head>
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            <s xml:id="echoid-s437" xml:space="preserve">Eodem modo ex eadem ſphærula, & </s>
            <s xml:id="echoid-s438" xml:space="preserve">frigida, & </s>
            <s xml:id="echoid-s439" xml:space="preserve">calida
              <lb/>
            aqua emitti poteſt, quando velimus.</s>
            <s xml:id="echoid-s440" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s441" xml:space="preserve">Conſtruitur enim ſimiliter ſphærula A B diaphragma habens medium,
              <lb/>
            ac rectum C D: </s>
            <s xml:id="echoid-s442" xml:space="preserve">& </s>
            <s xml:id="echoid-s443" xml:space="preserve">in parte ſuperiori ſimiliter tubum E F una cum ſphæ-
              <lb/>
            rula perforatum, & </s>
            <s xml:id="echoid-s444" xml:space="preserve">coarctatum, in quo ſit diaphragma medium C G,
              <lb/>
            continuatum ipſi C D diaphragmati: </s>
            <s xml:id="echoid-s445" xml:space="preserve">deſuper autem reflexiones H K
              <lb/>
            pertinentes ad utramque partem locorum, quæ in E F, & </s>
            <s xml:id="echoid-s446" xml:space="preserve">ex utraque
              <lb/>
            parte diaphragmatis C D in fundo ſphærulæ ad D, ſint foramina ſimiliæ
              <lb/>
            i@s, quæ in trullis coquinariis inſtar cribri. </s>
            <s xml:id="echoid-s447" xml:space="preserve">Quando igitur volumus cali-
              <lb/>
            dam aquam haurire, comprehendentes duobus digitis oſcula H K, </s>
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