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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              <pb o="319" file="0335" n="335" rhead="LIBER TERTIVS."/>
            pri{us}, deſcribentur arc{us} ſignorum pro magnitudine dati ſtyli I A, ſicut antea ad datum ſtylum I K, de-
              <lb/>
            ſcripti ſunt. </s>
            <s xml:id="echoid-s21475" xml:space="preserve">Nam lineæ horarię in horologio, & </s>
            <s xml:id="echoid-s21476" xml:space="preserve">in figura radiorum eędem permanent in eadem altitudi-
              <lb/>
            ne poli, non variata declinatione plani. </s>
            <s xml:id="echoid-s21477" xml:space="preserve">Sed loc{us} styli I A, erit punctum in linea ſtyli, quod terminat
              <lb/>
            rectam à centro C, inchoatam ipſi B A, æqualem. </s>
            <s xml:id="echoid-s21478" xml:space="preserve">Aequinoctialis quoque linea ducenda eſt perpendicu-
              <lb/>
            laris ad lineam ſtyli per punctum, quod tanto ſpatio à centro C, abeſt, quanta eſt recta B D.</s>
            <s xml:id="echoid-s21479" xml:space="preserve"/>
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            <s xml:id="echoid-s21480" xml:space="preserve">IAM verò eoſdem parallelos, arcusve ſignorum in horologio declinante, quod in ſcholio pręceden-
              <lb/>
              <note position="right" xlink:label="note-0335-01" xlink:href="note-0335-01a" xml:space="preserve">Qua ratio ne at
                <lb/>
              cus ſignotũ in
                <lb/>
              horologio decli
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              nante, quod cẽ
                <lb/>
              trum non ha-
                <lb/>
              ber, deſcriban
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              tur.</note>
            tis propoſ. </s>
            <s xml:id="echoid-s21481" xml:space="preserve">delineauim{us}, licet centrum illi{us} non inuenerim{us}, deſcribem{us} eiſdem ſerè rationib{us}, qu{as}
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              <figure xlink:label="fig-0335-01" xlink:href="fig-0335-01a" number="224">
                <image file="0335-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0335-01"/>
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              <note position="left" xlink:label="note-0335-02" xlink:href="note-0335-02a" xml:space="preserve">10</note>
              <note position="left" xlink:label="note-0335-03" xlink:href="note-0335-03a" xml:space="preserve">20</note>
              <note position="left" xlink:label="note-0335-04" xlink:href="note-0335-04a" xml:space="preserve">30</note>
              <note position="left" xlink:label="note-0335-05" xlink:href="note-0335-05a" xml:space="preserve">40</note>
              <note position="left" xlink:label="note-0335-06" xlink:href="note-0335-06a" xml:space="preserve">50</note>
            in hac propoſ. </s>
            <s xml:id="echoid-s21482" xml:space="preserve">tradidim{us}. </s>
            <s xml:id="echoid-s21483" xml:space="preserve">Nam quod ad priorem attinet, conficiendum erit Analemma pro altitudine
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            poli ſupra planum declinans, quam ex propoſ. </s>
            <s xml:id="echoid-s21484" xml:space="preserve">29. </s>
            <s xml:id="echoid-s21485" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s21486" xml:space="preserve">1. </s>
            <s xml:id="echoid-s21487" xml:space="preserve">reperiem{us}, vel certè eam ex angulo G C I, in </s>
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