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

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    <archimedes>
      <text>
        <body>
          <chap id="N10018">
            <p id="N14AF4" type="main">
              <s id="N14E70">
                <pb pagenum="188" xlink:href="001/01/198.jpg"/>
              no omni argento careat, quale eſt Villacenſe. </s>
              <s id="N14E7B">Quod ſi eiuſmodi non fuerit
                <lb/>
              in promptu, ſeorſum plumbum eſt experiendum, ut certo ſciatur, quantam
                <lb/>
              argenti portionem in ſe contineat, utque calculis ſubductis de uena rectè iu­
                <lb/>
              dicetur: niſi enim tale plumbum fuerit, experimentum erit falſum & fallax. </s>
              <s id="N14E84">
                <lb/>
              Verùm globuli plumbei hoc modo formantur: forceps eſt ferrea longa cir
                <lb/>
              citer pedem unum: eius chelæ continent ferrum diuiſum, quod
                <expan abbr="coniunctũ">coniunctum</expan>
                <lb/>
              oui figuram exprimit: utrunque habet duas partes cauas, quod ferrum diui­
                <lb/>
              ſum, cùm compreſſum fuerit ſuperius, ex ipſo eminet infundibulum: in quo
                <lb/>
              ſunt duo foramina, quorum alterum ad unam partem cauam penetrat, alte­
                <lb/>
              rum ad alteram. </s>
              <s id="N14E96">Itaque plumbum infuſum defluit per foramina, in partes ca­
                <lb/>
              uas, efficiunturque una effuſione globuli duo.</s>
            </p>
            <p id="N14E9B" type="caption">
              <s id="N14E9D">F
                <emph type="italics"/>
              orcipis chelæ
                <emph.end type="italics"/>
              A. F
                <emph type="italics"/>
              errum oui figuram exprimens
                <emph.end type="italics"/>
              B.
                <lb/>
              I
                <emph type="italics"/>
              nfundibulum
                <emph.end type="italics"/>
              C.</s>
            </p>
            <figure id="id.001.01.198.1.jpg" xlink:href="001/01/198/1.jpg" number="66"/>
            <p id="N14EB9" type="main">
              <s id="N14EBB">Nec hoc in loco de diuerſa quorundam artificum experiendi ratione re­
                <lb/>
              ticere debeo: qui primò in catillos inijciunt uenam præparatam, eamque co­
                <lb/>
              quunt. </s>
              <s id="N14EC2">Deinde addunt plumbum: quæ ratio mihi non probatur: etenim ue
                <lb/>
              na iſto modo ferruminari ſolet: quare poſtea commota non bene, aut admo
                <lb/>
              dum tardè cum plumbo miſcetur. </s>
              <s id="N14EC9">Quod ſi catillis eiuſmodi fictilibus omne
                <lb/>
              fornaculæ ſpacium, quod contegit tegula, non compleatur (nam interdum
                <lb/>
              compleri ſolet, cùm ſcilicet multarum uenarum, aut multarum unius uenæ
                <lb/>
              partium una experimur) in uacua loca catillos cinereos ponito, ut interea i­
                <lb/>
              gneſcant. </s>
              <s id="N14ED4">Quod etſi una hora plerunque fit, tamen id ipſum minoribus citi­
                <lb/>
              us, maioribus tardius contingit: niſi uerò catilli, anteaquam in eos inijciatur
                <lb/>
              metallum, cum plumbo permiſtum, igniti fuerint, ipſi ſolent ſæpe diſrum­
                <lb/>
              pi, plumbum ſemper contremiſcere, nonnunquam ex ipſis exilire. </s>
              <s id="N14EDD">Si autem
                <lb/>
              catillus diſrumpatur, aut plumbum ex eo exiliat, aliam uenæ partem experi
                <lb/>
              ri oportet: ſin plumbum contremiſcat, tunc catillus pruna lata ac tenui tega­
                <lb/>
              tur: quam cùm
                <expan abbr="plumbũ">plumbum</expan>
              attigerit, reſilit: atque ſic etiam miſtura tandem ipſum
                <lb/>
              exhalat. </s>
              <s id="N14EEC">Quinetiam ſi in ſecunda excoctione plumbum, quod in miſtura in­
                <lb/>
              eſt, non conſumeretur, ſed ſtabile & fixum permanens tegeretur quadam
                <lb/>
              quaſi cute, ſignum eſt, quod non ſatis ardore ignis concaluerit. </s>
              <s id="N14EF3">Aridum igi­
                <lb/>
              tur lignum tedæ, uel arboris ei conſimilis, in miſturam imponito, inque ma­
                <lb/>
              nu teneto, ut cùm concaluerit, retrahere ab ea poſſis: tum curato, ut ſemper
                <lb/>
              calorem ſatis multum, eumque æqualem habeat. </s>
              <s id="N14EFC">Quod ſi calor miſturam
                <expan abbr="nõ">non </expan>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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