Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657
page |< < of 203 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="051/01/094.jpg" pagenum="63"/>
              vere pyrio ex auro confecto, quod aurum fulminans appellat Ca­</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg124"/>
                <lb/>
              ſtellus, & aurum volatile Crollius. </s>
              <s>Eſt id nihil aliud quàm au­
                <lb/>
              rum calcinatum aquâ forti ſeu regiâ, ſale armoniaco, & oleo tar­
                <lb/>
              tari præcipitati. </s>
              <s>Hæc calx quàm primùm ſentit etiam calorem
                <lb/>
              ignis, concipit ſponte ſua flammam, & in auras abit, cum ingenti
                <lb/>
              fragore & ſtrepitu: & ſi vel vnum aut alterum huius pulveris gra­
                <lb/>
              num cultro impoſueris, & candelam infrà applicueris, vtinca. </s>
              <s>
                <lb/>
              leſcat; tantum edit fragorem, ac ſi magnam exploſiſſes bombar­
                <lb/>
              dam. </s>
              <s>Facit autem effectum contrarium ordinario pulveri pyrio,
                <lb/>
              quia non ſurſum, ſed deorſum tendit; vnde ſerupulus vnicus hu­
                <lb/>
              ius volatilis auri poſitus ſupra laminam ferream
                <expan abbr="nõ">non</expan>
              modicæ craſ­
                <lb/>
              ſitiei, & carbone deſuper applicato accenſus, penetrat & per­
                <lb/>
              foratipſam laminam. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg124"/>
                <emph type="italics"/>
              Aurum ful­
                <lb/>
              minans.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Nolo hîc ommittere aliud rarefactionis exemplum, quo
                <lb/>
              ego ipſe multis in locis, coram viris etiam Principibus, exiguâ
                <lb/>
              machinulâ non exiguum excita vi fragorem, bombardulæ mi­
                <lb/>
              noris fragori prorſus æqualem ac ſimilem. </s>
              <s>Vitreas Sphærulas
                <lb/>
                <arrow.to.target n="marg125"/>
                <lb/>
              nucis avellanæ magnitudine, aut etiam minores, fieri curavi ad
                <lb/>
              lampadem Romæ à quodam Germano artifice, vitrum in omnes
                <lb/>
              colores omnes que figuras florum, fructuum, avium, animalium
                <lb/>
              omnis generis, jcuncularum quarumlibet affabrè elaboratarum
                <lb/>
              efformante, idemque in ſubtiliſſima fila ad rotam
                <expan abbr="circumactã">circumactam</expan>
                <lb/>
              diducente. </s>
              <s>In eas vitreas Sphærulas acetum, aut nitratum ſa­
                <lb/>
              lem aquâ diſſolutum ac liquefactum infundi iuſfi, & ad medieta­
                <lb/>
              tem repleri, ac deinde hermeticè claudi ad eandem lampadem. </s>
              <s>
                <lb/>
              Harum ſphærularum vnam ſi carbonibus non nimiùm accenſis,
                <lb/>
              aut calidis cineribus (vt paulatim calefiat) impoſueris; rarefit
                <lb/>
              ſpiritoſa materia intus clauſa, & majorem quærens locum, poſt
                <lb/>
              ſpatium circiter temporis quo Pſalmus 50.
                <emph type="italics"/>
              Miſerere mei Deus,
                <emph.end type="italics"/>
              re­
                <lb/>
              citari poteſt, tanto cum impetu ac fragore viam ſibi aperit, vt
                <lb/>
              non tantùm vitrum in mille minutiſſimas particulas diffringat,
                <lb/>
              ſed cineres etiam & carbones toto conclavi diſſipet, nullius
                <lb/>
              damno, niſi ſi quis vultum propè applicet. </s>
              <s>Cùm experientiam
                <lb/>
              Romæ coram Sereniſſimi Holſatiæ Ducis Filio primogenito </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum