Clavius, Christoph, Gnomonices libri octo, in quibus non solum horologiorum solariu[m], sed aliarum quo[quam] rerum, quae ex gnomonis umbra cognosci possunt, descriptiones geometricè demonstrantur

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            <s xml:id="echoid-s23228" xml:space="preserve">
              <pb o="349" file="0365" n="365" rhead="LIBER TERTIVS."/>
            cuntur, & </s>
            <s xml:id="echoid-s23229" xml:space="preserve">per ſtylum, ita vt rect{us} ſit ad planum horologii, ſit circul{us} domus nonæ cœleſtis, ſecundum
              <lb/>
            doctrinam Campani, recedens nimirum à Meridiano verſ{us} occaſum grad. </s>
            <s xml:id="echoid-s23230" xml:space="preserve">30. </s>
            <s xml:id="echoid-s23231" xml:space="preserve">quandoquidem circul{us}
              <lb/>
            maxim{us}, cui horologium parallelum eſt, & </s>
            <s xml:id="echoid-s23232" xml:space="preserve">circulus maxim{us} ipſum ad angulos rectos ſecans, qua-
              <lb/>
            drantem ex Verticali circulo auferunt. </s>
            <s xml:id="echoid-s23233" xml:space="preserve">Quare linea domus nonæ ſecundum Campanum tranſibit per
              <lb/>
            locum ſtyli.</s>
            <s xml:id="echoid-s23234" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s23235" xml:space="preserve">IN horologio Inferiori dom{us} duodecima tam procul à linea horizontali excurrit, vt illam ægrè
              <lb/>
            recipere poſſit horologij planum, id circo duxim{us}, iuxta vtrumque modum, lineam parallelam, quæ in-
              <lb/>
            dicet grad. </s>
            <s xml:id="echoid-s23236" xml:space="preserve">15. </s>
            <s xml:id="echoid-s23237" xml:space="preserve">dom{us} duodecimæ, vt in figura apparet.</s>
            <s xml:id="echoid-s23238" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div1185" type="section" level="1" n="286">
          <head xml:id="echoid-head296" xml:space="preserve">PROBLEMA 21. PROPOSITIO 21.</head>
          <note position="left" xml:space="preserve">10</note>
          <p>
            <s xml:id="echoid-s23239" xml:space="preserve">SIGNA Zodiaci aſcendentia in horologio eodem, quod ab Ho-
              <lb/>
            rizonte declinat, depingerc.</s>
            <s xml:id="echoid-s23240" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s23241" xml:space="preserve">NON aliter hæc in horologio declinante ab Horizonte deſcribemus, atque in ſuperioribus,
              <lb/>
              <note position="right" xlink:label="note-0365-02" xlink:href="note-0365-02a" xml:space="preserve">A ſcendentium
                <lb/>
              ſignorum in eo
                <lb/>
              dem hotologio
                <lb/>
              declinante ab
                <lb/>
              Horizonte do
                <unsure/>
              -
                <lb/>
              ſcriptio.</note>
            licet ea non omnia ex prioribus quatuor tabellis propoſ. </s>
            <s xml:id="echoid-s23242" xml:space="preserve">9. </s>
            <s xml:id="echoid-s23243" xml:space="preserve">ſuperioris libri commodè delineari
              <lb/>
            queant; </s>
            <s xml:id="echoid-s23244" xml:space="preserve">propterea quòd vix omnes horæ à meridie, vel ante meridiem, quarum initium ſumitur
              <lb/>
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                <image file="0365-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0365-01"/>
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              <note position="left" xlink:label="note-0365-03" xlink:href="note-0365-03a" xml:space="preserve">20</note>
              <note position="left" xlink:label="note-0365-04" xlink:href="note-0365-04a" xml:space="preserve">30</note>
              <note position="left" xlink:label="note-0365-05" xlink:href="note-0365-05a" xml:space="preserve">40</note>
              <note position="left" xlink:label="note-0365-06" xlink:href="note-0365-06a" xml:space="preserve">50</note>
            à diametro L M, circuli ex L, deſcripti, in lineam æquinoctialem cadunt. </s>
            <s xml:id="echoid-s23245" xml:space="preserve">Sed commodiſſimè in
              <lb/>
            linea meridiana inueniemus puncta aſcendentium ſignorum ex tabula ſexta eiuſdem propoſ. </s>
            <s xml:id="echoid-s23246" xml:space="preserve">be-
              <lb/>
            neficio mediationum cœli: </s>
            <s xml:id="echoid-s23247" xml:space="preserve">quæ puncta ſi coniungantur rectis lineis cum punctis lineæ horizon
              <lb/>
            talis, vbi à parallelis ſignorum ſecatur, vt in præcedentibus docuimus, deſcripta erunt ſigna aſcen
              <lb/>
            dentia. </s>
            <s xml:id="echoid-s23248" xml:space="preserve">Nam v. </s>
            <s xml:id="echoid-s23249" xml:space="preserve">g. </s>
            <s xml:id="echoid-s23250" xml:space="preserve">in Superiori horologio, quodad occaſum ſpectat, quale noſtrum eſt, cum Sol
              <lb/>
            exiſtens in principio ♋, occidit, vmbra ſtyli cadit in punctum lineæ horizontalis, per quod tropi
              <lb/>
            cus ♋, tranſit, oriturq́ue eodem tempore ſignum ♑, ſigno ♋, oppoſitum. </s>
            <s xml:id="echoid-s23251" xml:space="preserve">Igitur per illud pun-
              <lb/>
            ctum ducenda erit linea ♑. </s>
            <s xml:id="echoid-s23252" xml:space="preserve">Eodem modo, quando Sol exiſtens in principio ♊, vel ♌, occidit,
              <lb/>
            e
              <unsure/>
            adit vmbra ſtyli in punctum horizontalis lineæ, per quod parallelus ♊, & </s>
            <s xml:id="echoid-s23253" xml:space="preserve">♌, ducitur, </s>
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