Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556
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          <chap id="N10018">
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              <s id="N18C12">Atque tot ſunt iſtius generis lauandi rationes: torrendi uerò una potiſſi­
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              mum uſitata, duæ cremandi: lapilli nigri ignis ardore torrentur: & quidem
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              in fornace ſimillima furno. </s>
              <s id="N18C19">Torrentur autem ſi cæruleus color ipſis inſede­
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              rit: uel pyrites, & lapis ex quo ferrum
                <expan abbr="cõficitur">conficitur</expan>
              , cum eis fuerint permiſti. </s>
              <s id="N18C22">Ete
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              nim cærulei non toſti plumbum
                <expan abbr="cõſumunt">conſumunt</expan>
              : pyrites & alter lapis niſi in iſti
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              uſmodi fornace in fumum euaneſcant, plumbum candidum, ex lapillis ni­
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              gris confectum, maculoſum fit. </s>
              <s id="N18C2F">Lapilli uerò inijciuntur uel in poſteriorem
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              fornacis partem, uel in
                <expan abbr="alterũ">alterum</expan>
              eius latus: illo modo ligna ponuntur ante eos,
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              hoc prope: ſic
                <expan abbr="tamẽ">tamen</expan>
              ut neque titiones neque carbones in ipſos lapillos
                <expan abbr="incidãt">incidant</expan>
              ,
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              aut eos attingant. </s>
              <s id="N18C44">Accenſa ligna gubernantur rutabulo, quod ligneum eſt:
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              lapilli modò agitantur raſtro bidenti, modò rurſus æquantur rutro:
                <expan abbr="quorũ">quorum</expan>
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              utrunque ferreum eſt. </s>
              <s id="N18C4F">Minutuli autem lapilli minus quàm mediocres: atque hi
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              rurſus minus quàm maiuſculi torreri debent. </s>
              <s id="N18C54">
                <expan abbr="Quoniã">Quoniam</expan>
              uerò, dum ſic torren­
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              tur lapilli, non raro quæ dam materia confluit, lapilli toſti
                <expan abbr="iterũ">iterum</expan>
              in canali de­
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              uexo lauandi ſunt. </s>
              <s id="N18C62">Eo enim modo materia quæ confluxit impetu aquæ de­
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              fertur in canalem tranſuerſum: ubi collecta molitur: ac rurſus in
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              eiuſdem canalis area lauatur: qua ratione id quod
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              metallicum eſt ab eo, quod caret
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              metallo, ſeparatur.</s>
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          </chap>
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    </archimedes>