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="N1A3BA" type="main">
              <s id="N1A90D">
                <pb pagenum="330" xlink:href="001/01/340.jpg"/>
              & ad ipſum gradus
                <expan abbr="habeãt">habeant</expan>
              : nam eos ad
                <expan abbr="frontẽ">frontem</expan>
              propter catinos habere non
                <lb/>
              poſſunt: quibus gradibus excoctores aſcendentes lapillos in ipſas conijci­
                <lb/>
              ant: cuiuſque fornacis fundum nullo puluere, ex terra & carbonibus
                <expan abbr="cõminutis">comminu
                  <lb/>
                tis</expan>
              facto, paretur, ſed in ipſo officinæ ſolo ſaxum arenarium non nimis
                <expan abbr="durũ">durum</expan>
                <lb/>
              locetur: & quidem paululum decliue: quod longum ſit pedes duos & do­
                <lb/>
              drantem, latum totidem pedes, craſſum pedes duos:
                <expan abbr="quãto">quanto</expan>
              enim craſſius fu
                <lb/>
              erit, tanto diutius in igni durat. </s>
              <s id="N1A959">Circum id
                <expan abbr="quadrãgula">quadrangula</expan>
              fornax alta ad pedes
                <lb/>
              octo uel nouem futura extruatur ex latis arenarijs ſaxis uel ex iſtis uilibus,
                <lb/>
              quæ natura de diuerſa materia compoſuit: interius undique æquabiliter luto
                <lb/>
              oblinatur, ut pars caua ſuperius fiat longa pedes duos, lata unum, deorſum
                <lb/>
              uerò uerſus paulo minus & longa & lata: ſupra eam duo ſint parietes: inter
                <lb/>
              quos fumus ex fornace aſcendat in ſolarij pauimentum, atque tandem per an
                <lb/>
              guſtum tecti foramen eluctetur. </s>
              <s id="N1A96C">Saxum autem arenarium iccirco in fundo
                <lb/>
              fornacis decliue locetur, ut plumbum ex lapillis conflatum per os fornacis
                <lb/>
              in catinum defluere poſſit. </s>
              <s id="N1A973">Quoniam uerò excoctoribus acri igni opus non
                <lb/>
              eſt, nec neceſſe habent follium nares in æneam uel ferream fiſtulam impone
                <lb/>
              re, ſed tantum in muri foramen. </s>
              <s id="N1A97A">Attamen folles poſteriore parte altius collo
                <lb/>
              centur, ut naribus flatum recta uerſus os fornacis expirent: ut uerò
                <expan abbr="nõ">non</expan>
                <expan abbr="acrẽ">acrem</expan>
              ,
                <lb/>
              nares latæ ſint: acrior enim ignis ex lapillis nigris plumbum conflare non ſo
                <lb/>
              let, ſed eos coficere & in cinerem mutare: prope gradus ſaxum ponatur ex­
                <lb/>
              cauatum: in quod
                <expan abbr="cõijciantur">conijciantur</expan>
              lapilli nigri excoquendi: quorum quoties tot
                <lb/>
              in fornacem excoctor inijciet, quot
                <expan abbr="batillũ">batillum</expan>
              ferreum capere poteſt, toties ſu
                <lb/>
              perinijciat carbones: qui omnes prius in uas coniecti, & aquis abluti ab are­
                <lb/>
              nis atque lapillis, ſi qui ad eos adhæſerint, purgentur: ne ſimul cum lapillis ni­
                <lb/>
              gris liqueſcentes os obſtruant, & plumbi liquidi ex fornace
                <expan abbr="effluuiũ">effluuium</expan>
              ſiſtant:
                <lb/>
              os fornacis ſemper pateat: ante quod ſit catinus paulo ſemipede altior, lon­
                <lb/>
              gus dodrantes duos, latus unum. </s>
              <s id="N1A9A5">In eum luto oblitum ex ore influit plum­
                <lb/>
              bum: ad cuius catini alterum latus ſit humilis murus: latior dodrante, longi­
                <lb/>
              or pede, in quo puluis carbonum iaceat: ad alterum, officinæ ſolum decliue,
                <lb/>
              ut eo
                <expan abbr="cõmodius">commodius</expan>
              recrementa defluere & detrahi poſſint: quamprimum
                <expan abbr="aũt">aut</expan>
                <lb/>
              plumbum ex ore fornacis in
                <expan abbr="catinũ">catinum</expan>
              defluere cœperit, excoctor partem pul­
                <lb/>
              ueris à muro in eum detrahat, ut à calido recrementa ſeparentur: utque eo
                <expan abbr="cõ­tegatur">con­
                  <lb/>
                tegatur</expan>
              , ne pars ipſius calore reſoluta cum fumo euolet. </s>
              <s id="N1A9C4">Si uerò poſt detra­
                <lb/>
              cta recrementa puluis totum plumbum
                <expan abbr="nõ">non</expan>
              conteget, eius pluſculum rutro
                <lb/>
              detrahat: idem faciat cùm os catini, quod conto recluſit ut plumbum in alte
                <lb/>
              rum catinum
                <expan abbr="rotundũ">rotundum</expan>
              , item luto oblitum, effluere poſſit, rurſus luto uel pu­
                <lb/>
              ro, uel cum puluere carbonum permiſto, obſtruet. </s>
              <s id="N1A9D7">Habeat etiam excoctor
                <lb/>
              in promptu ſcopas, quibus uerrat parietes, qui ſunt ſupra fornacem: ad eos
                <lb/>
              enim & ad ſolarij pauimentum aliqui minutuli lapilli, ut excoctor diligens
                <lb/>
              & experiens ſit, partim cum fumo adhæreſcere
                <expan abbr="ſolẽt">ſolent</expan>
              . </s>
              <s id="N1A9E4">Si quis uerò harum re­
                <lb/>
              rum non ſatis expertus, lapillos, qui
                <expan abbr="plerũque">plerunque</expan>
              triplices ſunt, maiuſculi ſcilicet,
                <lb/>
              mediocres, minutuli, ſimul excoxerit, domini non exiguam plumbi
                <expan abbr="iacturã">iacturam</expan>
                <lb/>
              facient: etenim antea quàm maiuſculi uel mediocres
                <expan abbr="liqueſcũt">liqueſcunt</expan>
              , minutuli uel
                <lb/>
              exuruntur in fornace, uel ex eo euolantes
                <expan abbr="nõ">non</expan>
              modo ad parietes
                <expan abbr="adhæreſcũt">adhæreſcunt</expan>
              ,
                <lb/>
              ſed etiam in ſolarij pauimentum decidunt: quos dominus officinæ,
                <expan abbr="uenarũ">uenarum </expan>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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