Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556

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    <archimedes>
      <text>
        <body>
          <chap id="N10018">
            <pb pagenum="253" xlink:href="001/01/263.jpg"/>
            <p id="N17CCB" type="main">
              <s id="N17CCD">Sed redeo ad machinas. </s>
              <s id="N17CD0">
                <expan abbr="Quidã">Quidam</expan>
              ſolent id genus quatuor uno in loco
                <expan abbr="cõ­ſtruere">con­
                  <lb/>
                ſtruere</expan>
              : duas ſcilicet in ſuperiore eius parte, & totidem in inferiore: quo mo
                <lb/>
              do neceſſe eſt riuum deductum altius defluere in ſuperiores rotas, quòd a­
                <lb/>
              xes uerſent, quorum dentes grauiora pila attollunt. </s>
              <s id="N17CE0">Machinarum enim
                <expan abbr="ſu­periorũ">ſu­
                  <lb/>
                periorum</expan>
              pila ferè duplo longiora quàm inferiorum pila eſſe oportet: & qui­
                <lb/>
              dem propterea, quòd omnes capſæ in eadem planicie collocentur: qua de
                <lb/>
              cauſa etiam ea pila dentes habent ſub parte ſuperiore,
                <expan abbr="">non</expan>
              ut inferiora ſupra
                <lb/>
              inferiorem. </s>
              <s id="N17CF3">Aquas autem ex duabus ſuperioribus rotis defluentes duo ca­
                <lb/>
              nales lati excipiunt, ex quibus præcipitant in duas inferiores rotas. </s>
              <s id="N17CF8">Quia ue
                <lb/>
              rò iſtiuſmodi machinarum omnium pila ferè contigua ſunt, ne capita ferrea
                <lb/>
              ſe conterant, qua in eis
                <expan abbr="includũtur">includuntur</expan>
              , paululum reſecantur. </s>
              <s id="N17D03">Vbi uerò propter
                <lb/>
              uallis anguſtias tot machinæ conſtrui non poſſunt, monte duobus in locis,
                <lb/>
              quorum alter altero ſit altior, cauato et æquato duæ machinæ, quas
                <expan abbr="unũ">unum</expan>
              do
                <lb/>
              micilium in ſe continet, ſolent confici: aquam ex ſuperiore rota defluentem
                <lb/>
              item canalis latus excipit: ex quo ſimiliter præcipitat in inferiorem. </s>
              <s id="N17D12">Verùm
                <lb/>
              capſæ non in una planicie
                <expan abbr="locãtur">locantur</expan>
              , ſed utraque in ſuæ machinæ propria: quo­
                <lb/>
              circa duobus operarijs, qui uenam in capſas inijciant opus eſt. </s>
              <s id="N17D1D">At cùm nul­
                <lb/>
              lus riuus, qui ex altiore loco præcipitet in ſuperiorem rotæ partem deduci
                <lb/>
              poteſt, deducitur qui inferiorem uerſet: eius aquæ multæ in unum
                <expan abbr="locũ">locum</expan>
              , ad
                <lb/>
              ipſas continendas aptum, colliguntur: ex quo foribus ſubleuatis emittun­
                <lb/>
              tur in rotam, quæ in canali uerſatur. </s>
              <s id="N17D2C">Iſtiuſmodi autem rotæ pinnæ altiores
                <lb/>
              ſunt, & ſupinæ ſurſum uerſus extant: alterius uerò humiliores, & pronæ de
                <lb/>
              orſum uerſus uergunt.</s>
            </p>
            <p id="N17D33" type="caption">
              <s id="N17D35">P
                <emph type="italics"/>
              rima machina
                <emph.end type="italics"/>
              A. E
                <emph type="italics"/>
              ius pila
                <emph.end type="italics"/>
              B. E
                <emph type="italics"/>
              iuſdem capſa
                <emph.end type="italics"/>
              C.
                <lb/>
              S
                <emph type="italics"/>
              ecunda machina
                <emph.end type="italics"/>
              D. E
                <emph type="italics"/>
              ius pila
                <emph.end type="italics"/>
              E. E
                <emph type="italics"/>
              iuſdem capſa
                <emph.end type="italics"/>
              F.
                <lb/>
              T
                <emph type="italics"/>
              ertia machina
                <emph.end type="italics"/>
              G. E
                <emph type="italics"/>
              ius pila
                <emph.end type="italics"/>
              H. E
                <emph type="italics"/>
              iuſdem capſa
                <emph.end type="italics"/>
              I.
                <lb/>
              Q
                <emph type="italics"/>
              uarta machina
                <emph.end type="italics"/>
              K. E
                <emph type="italics"/>
              ius pila
                <emph.end type="italics"/>
              L. E
                <emph type="italics"/>
              iuſdem capſa
                <emph.end type="italics"/>
              M.</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>