Vitruvius, L. Victrvvii Pollionis ad Cesarem Avgvstvm De architectvra, 1490

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            <s xml:id="echoid-s7913" xml:space="preserve">
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            habens in medium timpanum amplum quod nonnulli rotam ap
              <lb/>
            pellant. </s>
            <s xml:id="echoid-s7914" xml:space="preserve">græci autem amphreſen Alii Peritrochium uel Periterum
              <lb/>
            uocant. </s>
            <s xml:id="echoid-s7915" xml:space="preserve">In his autem machinis Troclee non eodem ſed alio modo
              <lb/>
            comparantur. </s>
            <s xml:id="echoid-s7916" xml:space="preserve">Habent enim & </s>
            <s xml:id="echoid-s7917" xml:space="preserve">in imo & </s>
            <s xml:id="echoid-s7918" xml:space="preserve">in ſummo duplices ordi
              <lb/>
            nes orbiculorum ita funis ductarius traiicitur in inferioris troclee
              <lb/>
            foramen uti æqualia duo capita ſint, funis cum erit extenſus ibi
              <lb/>
            ſecundum inferiorem trocleam reſticula circundata & </s>
            <s xml:id="echoid-s7919" xml:space="preserve">contenta u/
              <unsure/>
              <lb/>
            tre partes funis continent{ur} ut ne in ſiniſtram partem poſſint ꝓ
              <lb/>
            dire. </s>
            <s xml:id="echoid-s7920" xml:space="preserve">Deinde capita funis reſeruntur in ſumma troclea ab exterior@
              <lb/>
            parte & </s>
            <s xml:id="echoid-s7921" xml:space="preserve">deiiciuntur circa orbiculos imos & </s>
            <s xml:id="echoid-s7922" xml:space="preserve">redeunt ad imum con
              <lb/>
            iiciuntur in finem troclee ad orbiculos exteriori parte & </s>
            <s xml:id="echoid-s7923" xml:space="preserve">reſerunt
              <lb/>
            dextra ſiniſtra ad caput circa orbiculos ſummos redeunt. </s>
            <s xml:id="echoid-s7924" xml:space="preserve">Traiecti
              <unsure/>
              <lb/>
            autem ab exteriori parte referuntur dextra: </s>
            <s xml:id="echoid-s7925" xml:space="preserve">ſiniſtra timpanum in
              <lb/>
            axe. </s>
            <s xml:id="echoid-s7926" xml:space="preserve">i
              <unsure/>
            bi ut hereant colligantur. </s>
            <s xml:id="echoid-s7927" xml:space="preserve">Tum autem circa timpanum in
              <lb/>
            uolut
              <unsure/>
            us alter funis referturiad ergatam & </s>
            <s xml:id="echoid-s7928" xml:space="preserve">hiis circumactus timpa
              <lb/>
            num & </s>
            <s xml:id="echoid-s7929" xml:space="preserve">axem ſe inuoluendo pariter extendunt & </s>
            <s xml:id="echoid-s7930" xml:space="preserve">ita leuiter
              <unsure/>
            leuant,
              <lb/>
            onera ſine periculo. </s>
            <s xml:id="echoid-s7931" xml:space="preserve">Quod ſi maius timpanum collocatum aut in
              <lb/>
            medio aut in ima parte extrema fuerit ſine ergata calcances homi
              <lb/>
            nes expeditiores habere poterit operis effectus.</s>
            <s xml:id="echoid-s7932" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s7933" xml:space="preserve">Aliud machine tractoriegenus.</s>
            <s xml:id="echoid-s7934" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s7935" xml:space="preserve"># Stautem aliud genus machine ſatis artificioſum & </s>
            <s xml:id="echoid-s7936" xml:space="preserve">ad
              <lb/>
            E # u
              <unsure/>
            ſum celeritatis expeditum ſed in eo dare operam non
              <lb/>
            # poſſunt niſi periti@ Eſt enim tignum quod erigitur & </s>
            <s xml:id="echoid-s7937" xml:space="preserve">di
              <lb/>
            ſtenditur retinaculis quadriſ@riam. </s>
            <s xml:id="echoid-s7938" xml:space="preserve">Sub retinaculo celonia duo fi
              <lb/>
            guntur Troclea funis ſupra celonia religatur. </s>
            <s xml:id="echoid-s7939" xml:space="preserve">Sub Troclea Regu
              <lb/>
            la long@ circicer pedes duos Lata digitos ſex craſſa quatu or ſuppo
              <lb/>
            nitur. </s>
            <s xml:id="echoid-s7940" xml:space="preserve">Troclee ternos ordines orbiculorum in latitudinem haben
              <lb/>
            tes collocantur@ita tres ductarii funes in machina religantur: </s>
            <s xml:id="echoid-s7941" xml:space="preserve">De
              <lb/>
            inde. </s>
            <s xml:id="echoid-s7942" xml:space="preserve">eferuntur ad imam trocleam & </s>
            <s xml:id="echoid-s7943" xml:space="preserve">traiiciuntur ex interiore par
              <lb/>
            te per eius orbiculos ſummos. </s>
            <s xml:id="echoid-s7944" xml:space="preserve">Deinde referuntur ad. </s>
            <s xml:id="echoid-s7945" xml:space="preserve">ſuperiorem
              <lb/>
            trocleam & </s>
            <s xml:id="echoid-s7946" xml:space="preserve">traiiciuntur ab exteriore parte in interioiem per orbi
              <lb/>
            culos imos. </s>
            <s xml:id="echoid-s7947" xml:space="preserve">Cum deſcenderint ad imum exteriori parte & </s>
            <s xml:id="echoid-s7948" xml:space="preserve">per ſecũ
              <lb/>
            dos orbiculos traducuntur in extremum & </s>
            <s xml:id="echoid-s7949" xml:space="preserve">referuntur ad ſummũ
              <lb/>
            ad orbiculos ſecundos traiecti redeunt ad imum & </s>
            <s xml:id="echoid-s7950" xml:space="preserve">primo </s>
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