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

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      <text>
        <body>
          <chap id="N10018">
            <p id="N18F81" type="main">
              <s id="N18F83">
                <pb pagenum="291" xlink:href="001/01/301.jpg"/>
              quartus diſtet à tertio pedes nouem, tertius à
                <expan abbr="ſecũdo">ſecundo</expan>
              pedibus uno & uigin­
                <lb/>
              ti atque ſemipede: à quo
                <expan abbr="ſecũdo">ſecundo</expan>
              ad pedes duodecim tigna quatuor ſaxis ſub­
                <lb/>
              ſtratis erigantur, alta pedes ſeptem & dimidium, lata & craſſa cubitum: quo
                <lb/>
              rum capita
                <expan abbr="includãtur">includantur</expan>
              in formis immiſſæ trabis, latæ cubitum, craſſæ
                <expan abbr="pedẽ">pedem</expan>
              :
                <lb/>
              quæ duobus pedibus &
                <expan abbr="totidẽ">totidem</expan>
              palmis longior ſit ſpacio, quod eſt inter ſe­
                <lb/>
              cundum & quintum
                <expan abbr="murũ">murum</expan>
              tranſuerſum, ut eius capita muris tranſuerſis ſu­
                <lb/>
              perponi poſſint. </s>
              <s id="N18FB1">Quòd ſi una trabs tam longa in promptu
                <expan abbr="">non</expan>
              fuerit, in eius
                <lb/>
                <expan abbr="locũ">locum</expan>
              ſubſtituantur duæ: quia uerò ea longitudo eſt, & tigna ſtatuta paribus
                <lb/>
              diſtinguenda ſunt interuallis, neceſſe eſt ut aliud ab alio & extimum
                <expan abbr="utrũqueà">utrunque
                  <lb/>
                à</expan>
              muro tranſuerſo abſit pedes
                <expan abbr="nouẽ">nouem</expan>
              ,
                <expan abbr="palmũ">palmum</expan>
                <expan abbr="unũ">unum</expan>
              , digitos duos, & duas digi
                <lb/>
              ti quintas. </s>
              <s id="N18FD3">In hac trabe longa & muro tertio ac quarto
                <expan abbr="collocẽtur">collocentur</expan>
              trabes du­
                <lb/>
              odecim longæ pedes quatuor & uiginti, latæ
                <expan abbr="pedẽ">pedem</expan>
              , craſſæ palmos tres: quæ
                <lb/>
              inter ſe diſtent pedibus tribus, palmo uno, digitis duobus: in quarum for­
                <lb/>
              mis, quà locatæ ſunt in trabe longa, includantur capita totidem
                <expan abbr="tignorũ">tignorum</expan>
              ob
                <lb/>
              liquè erectorum in aduerſa illa, quæ recta ſuper ſecundum murum ſtatuta
                <lb/>
              ſunt. </s>
              <s id="N18FEC">Attamen obliquorum capita ſtatutorum capita non attingant, ſed ab
                <lb/>
              eis pedes duos abſint, ut per eam partem camini patentem fornaces fumum
                <lb/>
              emittant. </s>
              <s id="N18FF3">Ne uerò obliqua incidant in recta partim caueatur bacillis ferreis,
                <lb/>
              quæ ex ſingulis ad ſingula eis oppoſita pertineant: partim tignis,
                <expan abbr="quanquã">quanquam</expan>
                <lb/>
              raris, quæ item à nonnullis obliquis ad recta, quæ ex eorum regione ſunt,
                <lb/>
              pertingant, & ipſis dent ſtabilitatem: quibus et obliquis, quà ſpectant tigna
                <lb/>
              recta, tum affigantur crebri aſſerculi, craſſi circiter digitos duos, lati
                <expan abbr="palmũ">palmum</expan>
              ,
                <lb/>
              ac inter ſe
                <expan abbr="diſtãtes">diſtantes</expan>
                <expan abbr="palmũ">palmum</expan>
              ,
                <expan abbr="">tum</expan>
                <expan abbr="lutũ">lutum</expan>
              illinatur, ne
                <expan abbr="cõcipiant">concipiant</expan>
                <expan abbr="ignẽ">ignem</expan>
              . </s>
              <s id="N19020">At in
                <expan abbr="trabiũ">trabium</expan>
              ſu
                <lb/>
                <expan abbr="pradictarũ">pradictarum</expan>
              formis, quà quarto muro ſuperpoſitæ ſunt,
                <expan abbr="includãtur">includantur</expan>
              inferiora
                <lb/>
              capita
                <expan abbr="totidẽ">totidem</expan>
                <expan abbr="tignorũ">tignorum</expan>
              obliquè
                <expan abbr="erectorũ">erectorum</expan>
              in priora obliqua:
                <expan abbr="">cum</expan>
                <expan abbr="quorũ">quorum</expan>
              capiti­
                <lb/>
              bus ſic
                <expan abbr="cõmittantur">committantur</expan>
              et
                <expan abbr="copulẽtur">copulentur</expan>
              , ut ex eis dilabi
                <expan abbr="">non</expan>
              poſſint:
                <expan abbr="quinetiã">quinetiam</expan>
              firmen
                <lb/>
              tur ſubſtructionibus, quæ fiant ex tignis tranſuerſis & obliquis. </s>
              <s id="N1905A">Atque tigna
                <lb/>
              illa etiam
                <expan abbr="ſuſtineãt">ſuſtineant</expan>
              tectum. </s>
              <s id="N19063">Hoc modo ſe habeat prior officinæ pars, in tres
                <lb/>
              rurſus partes diſtributa: quarum prima, lata pedes duodecim, eſt ſub cami­
                <lb/>
              no, qui conſtat ex duobus parietibus, recto & obliquo: altera, totidem pe­
                <lb/>
              des lata, recipit uenam excoquendam, additamenta, carbones, aliaque quibus
                <lb/>
              opus eſt excoctoribus: tertia lata pedes nouem, continet duo conclauia pa
                <lb/>
              ribus interuallis diſtincta, in quorum altero eſt fornacula, in altero conclu­
                <lb/>
              ditur
                <expan abbr="metallũ">metallum</expan>
              in
                <expan abbr="ſecũdis">ſecundis</expan>
              fornacib. </s>
              <s id="N1907A">
                <expan abbr="exco〈quẽ〉dũ">excoquendum</expan>
              . </s>
              <s id="N19080">Itaque neceſſe eſt huic officinæ
                <lb/>
              eſſe præter quatuor muros longos ſeptem, qui inter illos ſint, tranſuerſos:
                <lb/>
              quorum primus à ſuperiore capite primi muri longi perducatur ad ſuperi­
                <lb/>
              us caput ſecundi muri longi: ſecundus ab hoc capite procedat ad caput ter
                <lb/>
              tij muri longi: tertius rurſus ab hoc capite tranſiens per medium
                <expan abbr="ſpaciũ">ſpacium</expan>
              per­
                <lb/>
              ueniat ad caput quarti muri longi. </s>
              <s id="N19091">Quartus uerò ex inferiore capite primi
                <lb/>
              muri longi ducatur ad inferius caput ſecun di muri longi: quintus ex hoc ca
                <lb/>
              pite ad caput tertij muri longi pertineat: ſextus rurſus ab hoc capite tendat
                <lb/>
              ad caput quarti muri longi: at ſeptimus ſpacium, quod eſt inter tertium &
                <lb/>
              quartum murum longum, in duas partes diducat.</s>
            </p>
            <p id="N1909C" type="caption">
              <s id="N1909E">M
                <emph type="italics"/>
              uri longi quatuor:
                <emph.end type="italics"/>
              P
                <emph type="italics"/>
              rimus
                <emph.end type="italics"/>
              A. S
                <emph type="italics"/>
              ecundus
                <emph.end type="italics"/>
              B. T
                <emph type="italics"/>
              ertius
                <emph.end type="italics"/>
              C. Q
                <emph type="italics"/>
              uartus
                <emph.end type="italics"/>
              D.
                <lb/>
              M
                <emph type="italics"/>
              uri tranſuerſi ſeptem:
                <emph.end type="italics"/>
              P
                <emph type="italics"/>
              rimus
                <emph.end type="italics"/>
              E. S
                <emph type="italics"/>
              ecundus
                <emph.end type="italics"/>
              F. T
                <emph type="italics"/>
              ertius
                <emph.end type="italics"/>
              G.
                <lb/>
              Q
                <emph type="italics"/>
              uartus
                <emph.end type="italics"/>
              H. Q
                <emph type="italics"/>
              uintus
                <emph.end type="italics"/>
              I. S
                <emph type="italics"/>
              extus
                <emph.end type="italics"/>
              K. S
                <emph type="italics"/>
              eptimus ſiue medius
                <emph.end type="italics"/>
              L.</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>