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-s24001" xml:space="preserve">
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            rectæ ex centro E, per diuiſionum puncta emiſſæ dabunt in linea æquinoctiali puncta, per quæ ſi
              <lb/>
            ex B, puncto, vbi meridiana linea, & </s>
            <s xml:id="echoid-s24002" xml:space="preserve">horizontalis ſe mutuo interſecant, rectæ educantur, habe-
              <lb/>
            buntur communes ſectiones plani horologij, & </s>
            <s xml:id="echoid-s24003" xml:space="preserve">circulorum maximorum per domorum initia du
              <lb/>
            ctorum, & </s>
            <s xml:id="echoid-s24004" xml:space="preserve">ex ſententia Ioan. </s>
            <s xml:id="echoid-s24005" xml:space="preserve">Regiom. </s>
            <s xml:id="echoid-s24006" xml:space="preserve">qui huiuſmodi circulos per diuiſiones Aequatoris ducit.
              <lb/>
            </s>
            <s xml:id="echoid-s24007" xml:space="preserve">Si enim circulus ex E, deſcriptus intelligatur in plano Aequatoris potitus, ita vt eius centrum E, à
              <lb/>
            centro mundi non differat, & </s>
            <s xml:id="echoid-s24008" xml:space="preserve">E I, ſit communis ſectio Aequatoris, & </s>
            <s xml:id="echoid-s24009" xml:space="preserve">Meridiani; </s>
            <s xml:id="echoid-s24010" xml:space="preserve">erunt rectæ ex E,
              <lb/>
            per puncta diuiſionum eiuſdem circuli emiſſæ, communes ſectiones Aequatoris, & </s>
            <s xml:id="echoid-s24011" xml:space="preserve">circulorum
              <lb/>
            domorum cœleſtium, ſecundum Ioan. </s>
            <s xml:id="echoid-s24012" xml:space="preserve">Regiom. </s>
            <s xml:id="echoid-s24013" xml:space="preserve">quandoquidem Æquatorem, atqueadeò & </s>
            <s xml:id="echoid-s24014" xml:space="preserve">circu
              <lb/>
            lum illum ſibi concentricum, in 12. </s>
            <s xml:id="echoid-s24015" xml:space="preserve">partes æquales partiuntur. </s>
            <s xml:id="echoid-s24016" xml:space="preserve">Occurrent igitur circuli domorũ
              <lb/>
            cœleſtium plano horologij in punctis æquinoctialis lineæ, in quæ illæ rectæ ex E, ductæ cadunt,
              <lb/>
              <note position="left" xlink:label="note-0380-01" xlink:href="note-0380-01a" xml:space="preserve">10</note>
            ideoq́ue per ea puncta lineæ domorum cœleſtium ducendæ erunt, nempe communes ſectiones
              <lb/>
            plani horologij, & </s>
            <s xml:id="echoid-s24017" xml:space="preserve">circulorum domorum cœleſtium. </s>
            <s xml:id="echoid-s24018" xml:space="preserve">Cum ergo cædem tranſeant, per propoſ.
              <lb/>
            </s>
            <s xml:id="echoid-s24019" xml:space="preserve">18. </s>
            <s xml:id="echoid-s24020" xml:space="preserve">primi libri, per punctum B, in quod cadit axis Verticalis A B, in quo omnes circuli domo-
              <lb/>
            rum cœleſtium ſe ſecant, perſpicuum eſt, rectas ex B, per puncta inuenta in linea æquínoctiali du
              <lb/>
            ctas, eſſe lineas cœleſtium domorum.</s>
            <s xml:id="echoid-s24021" xml:space="preserve"/>
          </p>
          <note position="left" xml:space="preserve">Deſcriptio do-
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          morum cœle-
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          ſtium ſecundũ
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          Campanum in
            <lb/>
          eodem horolo-
            <lb/>
          gio ad Horizõ-
            <lb/>
          tem inclinato.</note>
          <p>
            <s xml:id="echoid-s24022" xml:space="preserve">DOMOS autem cœleſtes, prout à Campano intelliguntur, ita fabricabimus. </s>
            <s xml:id="echoid-s24023" xml:space="preserve">Ex loco ſtyli
              <lb/>
              <figure xlink:label="fig-0380-01" xlink:href="fig-0380-01a" number="255">
                <image file="0380-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0380-01"/>
              </figure>
              <note position="left" xlink:label="note-0380-03" xlink:href="note-0380-03a" xml:space="preserve">20</note>
              <note position="left" xlink:label="note-0380-04" xlink:href="note-0380-04a" xml:space="preserve">30</note>
              <note position="left" xlink:label="note-0380-05" xlink:href="note-0380-05a" xml:space="preserve">40</note>
              <note position="left" xlink:label="note-0380-06" xlink:href="note-0380-06a" xml:space="preserve">50</note>
            G, ducta ad meridianam lineam perpendiculari G A, quæ gnomoni æqualis ſit, conſtituatur in A,
              <lb/>
            ad A G, angulus inclinationis G A C, ita vt per ea, quæ in propoſ. </s>
            <s xml:id="echoid-s24024" xml:space="preserve">28. </s>
            <s xml:id="echoid-s24025" xml:space="preserve">huius libri </s>
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