Vitruvius, Marci Vitruvii Pollionis De architectura libri decem : ope codicis Guelferbytani, editionis principis, ceterorumque subsidiorum recensuit, et glossario in quo vocabula artis propria Germ. Ital. Gall. et Angl. explicantur, 1800

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        <div xml:id="echoid-div222" type="section" level="1" n="119">
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            <s xml:id="echoid-s4259" xml:space="preserve">
              <pb o="247" file="0271" n="271" rhead="LIBER X. CAPUT XIV."/>
            ametron pedum quaternum : </s>
            <s xml:id="echoid-s4260" xml:space="preserve">ut cum ſinitum locum habeat in ſe rota, ab eoque incipiat progrediens in ſolo viae ſacere verſationem, perveniendo
              <lb/>
            ad eam ſinitionem, a qua coeperit verſari, certum modum ſpatii habeat
              <lb/>
            peractum pedum XII S. </s>
            <s xml:id="echoid-s4261" xml:space="preserve"> His ita praeparatis, tunc in rotae modiolo ad partem interiorem , tympanum ſtabiliter includatur, habens extra fron- tem ſuae rotundationis extantem denticulum unum (b). </s>
            <s xml:id="echoid-s4262" xml:space="preserve">Inſuper autem
              <lb/>
            ad capſum rhedae loculamentum firmiter figatur, habens tympanum ver-
              <lb/>
            fatile in cultro collocatum (C), et in axiculo concluſum. </s>
            <s xml:id="echoid-s4263" xml:space="preserve">In cujus tym-
              <lb/>
            pani ſrontem denticuli perſiciantur aequaliter diviſi, numero quadringen-
              <lb/>
            ti, convenientes denticulo tympani inferioris. </s>
            <s xml:id="echoid-s4264" xml:space="preserve">Praeterea ſuperiori tym-
              <lb/>
            pano ad latus figatur alter denticulus (c) prominens extra dentes. </s>
            <s xml:id="echoid-s4265" xml:space="preserve">Super
              <lb/>
            autem tertium tympanum planum eadem ratione dentatum incluſum in
              <lb/>
            alterum loculamentum (e) collocetur, convenientibus dentibus denticulo,
              <lb/>
            qui in ſecundi tympani latere fuerit fixus: </s>
            <s xml:id="echoid-s4266" xml:space="preserve">in eoque tympano foramina
              <lb/>
            (i i) fiant, quantum diurni itineris milliariorum numero cum rheda poſſit
              <lb/>
            exiri; </s>
            <s xml:id="echoid-s4267" xml:space="preserve">minus plusve rem nihil impedit: </s>
            <s xml:id="echoid-s4268" xml:space="preserve">et in his foraminibus omnibus
              <lb/>
            calculi rotundi (h) collocentur, inque ejus tympani theca (ſive id locu-
              <lb/>
            lamentum eſt) fiat foramen, unum habens canaliculum, qua calculi qui
              <lb/>
            in eo tympano impoſiti fuerint cum ad eum locum venerint, in rhedae
              <lb/>
            capſum et vas aeneum, quod erit ſuppoſitum, ſinguli cadere poſſint. </s>
            <s xml:id="echoid-s4269" xml:space="preserve">Ita
              <lb/>
            cum rota progrediens ſecum agat tympanum imum, et denticulum ejus
              <lb/>
            ſingulis verſationibus, tympani ſuperioris denticulos impulſu cogat prae-
              <lb/>
            terire, efficiet, ut cum quatercenties imum verſatum fuerit, ſuperius tym-
              <lb/>
            panum ſemel circumagatur, et denticulus, qui eſt ad latus ejus ſixus, u-
              <lb/>
            num denticulum tympani plani producat. </s>
            <s xml:id="echoid-s4270" xml:space="preserve">Cum ergo quadringentenis ver-
              <lb/>
              <note symbol="2)" position="foot" xlink:label="note-0271-01" xlink:href="note-0271-01a" xml:space="preserve">Sic cum Perrault et Galiani; alias quaternum et ſextantis.</note>
              <note symbol="3)" position="foot" xlink:label="note-0271-02" xlink:href="note-0271-02a" xml:space="preserve">Sic Cod. G. et F. cum E. S. Alii legunt XII.</note>
              <note symbol="4)" position="foot" xlink:label="note-0271-03" xlink:href="note-0271-03a" xml:space="preserve">Codices cum E. S. inſeriorem.</note>
            </s>
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