Casati, Paolo, De igne dissertationes physicae, 1686

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              <pb o="311" file="0323" n="323" rhead="De Aquis Fortibus."/>
            niſtro repoſitis atque tranſmiſſis diſcriminetur, ſecreti nuncij mu-
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            nere fungi poterit, vbi fuerit excoctum.</s>
            <s xml:id="echoid-s9482" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s9483" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s9484" xml:space="preserve">Tam occultè ſcribere in lapide nequimus, niſi commu-
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            nium characterum loco vtamur notâ, quæ nobis cum amico con-
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            uenit: </s>
            <s xml:id="echoid-s9485" xml:space="preserve">felle ſcilicet hirci ſcribenda eſt in lapide nota, deinde la-
              <lb/>
            pis aceto immergendus: </s>
            <s xml:id="echoid-s9486" xml:space="preserve">demum extrahitur lapis inſignitus literis
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            quaſi inſculptis: </s>
            <s xml:id="echoid-s9487" xml:space="preserve">acetum videlicet vnâ cum felle illo lapidis par-
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            ticulas erodit. </s>
            <s xml:id="echoid-s9488" xml:space="preserve">Immo ſunt qui ſpondeant literas, aut notas alias, in
              <lb/>
            ſilice exprimi poſſe ſolo aceto, ſi nimirum ſilex cerâ oblinatur,
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            deinde ſtylo notæ ita exarentur, vt ibi nudus ſilex appareat: </s>
            <s xml:id="echoid-s9489" xml:space="preserve">ſienim
              <lb/>
            ſeptem horas in aceto acerrimo demerſus detineatur lapis extrahe-
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            tur inſcriptus notis: </s>
            <s xml:id="echoid-s9490" xml:space="preserve">Simili ferè ratione ac in laminâ cupreâ non cę-
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            lo, ſed ſuperfuſo humore, ſeu Aquâ Forti, quam vocant, inci-
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            duntur lineæ aut figuræ. </s>
            <s xml:id="echoid-s9491" xml:space="preserve">Obducitur nimirum lamina ærea vernice
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            communi cum modicâ portione ceræ liquefacta: </s>
            <s xml:id="echoid-s9492" xml:space="preserve">tum graphio de-
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            ſcribuntur lineæ, aut figuræ: </s>
            <s xml:id="echoid-s9493" xml:space="preserve">erecto autem circa laminæ oram ag-
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            gerulo ex cerâ, affunditur liquor conſtans ex ſucco limonum, aut
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            acerrimo aceto, in quo feruente in olla fictili vitro obductâ pau-
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            liſper ebullierint vncia Vitrioli, atque Sublimatum, Alumen
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            rupeum, Ærugo, ſeu, vt vulgus loquitur, Viride æris, exſingu-
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            lis ſemuncia, priùs tamen contrita, & </s>
            <s xml:id="echoid-s9494" xml:space="preserve">in puluerem comminuta,
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            quàm cum ſucco limonum, aut aceto, commiſcerentur. </s>
            <s xml:id="echoid-s9495" xml:space="preserve">Liquor
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            igitur ille contingens ſubiectę laminę non niſi partes graphij ductu
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            deſignatas, & </s>
            <s xml:id="echoid-s9496" xml:space="preserve">obductâ cerâ nudatas, ita illas ſenſim arrodit, & </s>
            <s xml:id="echoid-s9497" xml:space="preserve">
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            exeſt laminam excauans, vt intrà ſeſquihoram circiter, quaſi operâ
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            cælatoris inſculptæ appareant lineæ, aut figuræ. </s>
            <s xml:id="echoid-s9498" xml:space="preserve">Quis autem dubi-
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            tat, an liquor ille acidus imbutus ſalibus ebullitione eductis ex pul-
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            ueribus, qui fuerant iniecti, aggrediatur, quam attingit,
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            laminam, atque ſalinæ particulæ ſuo motu impetentes pro-
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            ximas cupri particulas, illas abſtrahant à reliquis, & </s>
            <s xml:id="echoid-s9499" xml:space="preserve">laminam
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            excauent?</s>
            <s xml:id="echoid-s9500" xml:space="preserve"/>
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            <s xml:id="echoid-s9501" xml:space="preserve">Maur. </s>
            <s xml:id="echoid-s9502" xml:space="preserve">At viciſſim literas ex chartâ deleri poſſe, ſunt qui ſpe-
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            rent, ſiex Sale communi, Sale gemmæ, & </s>
            <s xml:id="echoid-s9503" xml:space="preserve">Alumine rupeo, ex
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            ſingulis vncias duas, & </s>
            <s xml:id="echoid-s9504" xml:space="preserve">ex Sale Ammoniaco vneias quatuoriuxta
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            Artis pręcepta deſtillent, & </s>
            <s xml:id="echoid-s9505" xml:space="preserve">eâ aquâ literæ madefiant, vt eua-
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            neſcant. </s>
            <s xml:id="echoid-s9506" xml:space="preserve">Mizaldum veròcent. </s>
            <s xml:id="echoid-s9507" xml:space="preserve">2. </s>
            <s xml:id="echoid-s9508" xml:space="preserve">memorab. </s>
            <s xml:id="echoid-s9509" xml:space="preserve">num. </s>
            <s xml:id="echoid-s9510" xml:space="preserve">85. </s>
            <s xml:id="echoid-s9511" xml:space="preserve">ſiaudiamus,
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            carnem leporinam ſiccabimus, tritam in puluerem viuæ calci mi-
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            ſcebimus, hac conſpergentur aut illinentur literæ, & </s>
            <s xml:id="echoid-s9512" xml:space="preserve">infra </s>
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