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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          <p>
            <s xml:id="echoid-s39818" xml:space="preserve">
              <pb o="600" file="0616" n="616" rhead="GNOMONICES"/>
            horologio hora 17. </s>
            <s xml:id="echoid-s39819" xml:space="preserve">ab occ. </s>
            <s xml:id="echoid-s39820" xml:space="preserve">ducitur per horam 10. </s>
            <s xml:id="echoid-s39821" xml:space="preserve">à media nocte in arcu diurno horarum 10. </s>
            <s xml:id="echoid-s39822" xml:space="preserve">& </s>
            <s xml:id="echoid-s39823" xml:space="preserve">
              <lb/>
            per horam 5. </s>
            <s xml:id="echoid-s39824" xml:space="preserve">à med. </s>
            <s xml:id="echoid-s39825" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39826" xml:space="preserve">in arcu nocturno horarum 24. </s>
            <s xml:id="echoid-s39827" xml:space="preserve">& </s>
            <s xml:id="echoid-s39828" xml:space="preserve">c. </s>
            <s xml:id="echoid-s39829" xml:space="preserve">vt horum arcuum tabellæ in ſcho-
              <lb/>
            lio propoſ. </s>
            <s xml:id="echoid-s39830" xml:space="preserve">33. </s>
            <s xml:id="echoid-s39831" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s39832" xml:space="preserve">1. </s>
            <s xml:id="echoid-s39833" xml:space="preserve">deſcriptæ docent: </s>
            <s xml:id="echoid-s39834" xml:space="preserve">aduertendum tamen eſt, horas à mer. </s>
            <s xml:id="echoid-s39835" xml:space="preserve">vel med. </s>
            <s xml:id="echoid-s39836" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39837" xml:space="preserve">in ſup@
              <lb/>
              <figure xlink:label="fig-0616-01" xlink:href="fig-0616-01a" number="387">
                <image file="0616-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0616-01"/>
              </figure>
              <note position="left" xlink:label="note-0616-01" xlink:href="note-0616-01a" xml:space="preserve">10</note>
              <note position="left" xlink:label="note-0616-02" xlink:href="note-0616-02a" xml:space="preserve">20</note>
              <note position="left" xlink:label="note-0616-03" xlink:href="note-0616-03a" xml:space="preserve">30</note>
            riori horologio, & </s>
            <s xml:id="echoid-s39838" xml:space="preserve">inferiori eaſdem eſſe, dummodo quæ in ſuperiori à mer. </s>
            <s xml:id="echoid-s39839" xml:space="preserve">numerantur, in infe-
              <lb/>
            riori ſupputentur à med. </s>
            <s xml:id="echoid-s39840" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39841" xml:space="preserve">& </s>
            <s xml:id="echoid-s39842" xml:space="preserve">contra. </s>
            <s xml:id="echoid-s39843" xml:space="preserve">Quod quidem fit propter inuerſionem omnium partiũ
              <lb/>
            inferioris horologii, quæ inuerſio omnino neceſſaria eſt in horologio Italico, & </s>
            <s xml:id="echoid-s39844" xml:space="preserve">Babylonico. </s>
            <s xml:id="echoid-s39845" xml:space="preserve">Vn-
              <lb/>
            de cum ſupra in cap. </s>
            <s xml:id="echoid-s39846" xml:space="preserve">20. </s>
            <s xml:id="echoid-s39847" xml:space="preserve">docuimus horas à mer. </s>
            <s xml:id="echoid-s39848" xml:space="preserve">vel med. </s>
            <s xml:id="echoid-s39849" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39850" xml:space="preserve">in inferiori horologio mutandas
              <lb/>
            eſſe in earum complementa vſque ad 12. </s>
            <s xml:id="echoid-s39851" xml:space="preserve">intelligendum eſt, ſi non fiat prædicta partium inuerſio.
              <lb/>
            </s>
            <s xml:id="echoid-s39852" xml:space="preserve">Sed ſatius erit inferius horologium Italicum, & </s>
            <s xml:id="echoid-s39853" xml:space="preserve">Babylonicum ex ſuperiori deducere, veluti paulo
              <lb/>
            ante tradidimus.</s>
            <s xml:id="echoid-s39854" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s39855" xml:space="preserve">NON eſt autem hic prętereundum, lineas horarum ab or. </s>
            <s xml:id="echoid-s39856" xml:space="preserve">vel occ. </s>
            <s xml:id="echoid-s39857" xml:space="preserve">tangere circulum horarũ
              <lb/>
              <note position="left" xlink:label="note-0616-04" xlink:href="note-0616-04a" xml:space="preserve">Lineæ horarum
                <lb/>
              ab or. & occ.@
                <lb/>
              tangunt circu-
                <lb/>
              lum horatũ 24.
                <lb/>
              in horis à mer.
                <lb/>
              & med.noc.</note>
              <note position="left" xlink:label="note-0616-05" xlink:href="note-0616-05a" xml:space="preserve">40</note>
            24. </s>
            <s xml:id="echoid-s39858" xml:space="preserve">in punctis, vbi à lineis horarum aſtronomicarum ſecatur, atque adeo has ab illis ibidem ſe-
              <lb/>
            cari ad angulos rectos, vt lib. </s>
            <s xml:id="echoid-s39859" xml:space="preserve">2. </s>
            <s xml:id="echoid-s39860" xml:space="preserve">demonſtrauimus propoſ. </s>
            <s xml:id="echoid-s39861" xml:space="preserve">58. </s>
            <s xml:id="echoid-s39862" xml:space="preserve">& </s>
            <s xml:id="echoid-s39863" xml:space="preserve">59.</s>
            <s xml:id="echoid-s39864" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s39865" xml:space="preserve">SED & </s>
            <s xml:id="echoid-s39866" xml:space="preserve">hic intueri licet communes interſectiones horarum à mer. </s>
            <s xml:id="echoid-s39867" xml:space="preserve">vel med.</s>
            <s xml:id="echoid-s39868" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39869" xml:space="preserve">& </s>
            <s xml:id="echoid-s39870" xml:space="preserve">ab or. </s>
            <s xml:id="echoid-s39871" xml:space="preserve">vel
              <lb/>
            occ. </s>
            <s xml:id="echoid-s39872" xml:space="preserve">quas faciunt in linea horizontali ſeu horæ 24. </s>
            <s xml:id="echoid-s39873" xml:space="preserve">& </s>
            <s xml:id="echoid-s39874" xml:space="preserve">in linea horę 12. </s>
            <s xml:id="echoid-s39875" xml:space="preserve">ab or. </s>
            <s xml:id="echoid-s39876" xml:space="preserve">vel occ. </s>
            <s xml:id="echoid-s39877" xml:space="preserve">necnon inter-
              <lb/>
            ſectiones mutuas, quas faciunt horæ ab or. </s>
            <s xml:id="echoid-s39878" xml:space="preserve">vel occ. </s>
            <s xml:id="echoid-s39879" xml:space="preserve">in linea hor. </s>
            <s xml:id="echoid-s39880" xml:space="preserve">6. </s>
            <s xml:id="echoid-s39881" xml:space="preserve">à mer. </s>
            <s xml:id="echoid-s39882" xml:space="preserve">vel med. </s>
            <s xml:id="echoid-s39883" xml:space="preserve">noc. </s>
            <s xml:id="echoid-s39884" xml:space="preserve">vt ex tabu-
              <lb/>
            lis in ſcholio propoſ. </s>
            <s xml:id="echoid-s39885" xml:space="preserve">20. </s>
            <s xml:id="echoid-s39886" xml:space="preserve">lib. </s>
            <s xml:id="echoid-s39887" xml:space="preserve">1. </s>
            <s xml:id="echoid-s39888" xml:space="preserve">poſitis perſpicuum eſt.</s>
            <s xml:id="echoid-s39889" xml:space="preserve"/>
          </p>
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        <div xml:id="echoid-div1978" type="section" level="1" n="508">
          <head xml:id="echoid-head537" style="it" xml:space="preserve">DE HOROLOGIO AEQVINOCTIALI
            <lb/>
          Antiquo. CAP. XXII.</head>
          <note position="left" xml:space="preserve">50</note>
          <p>
            <s xml:id="echoid-s39890" xml:space="preserve">DIVIDANTVR ſingulæ portiones arcuum ſignorum, quas horizontalis linea abſcindit,
              <lb/>
              <note position="left" xlink:label="note-0616-07" xlink:href="note-0616-07a" xml:space="preserve">Deſctiptio ho-
                <lb/>
              rologii Aequi-
                <lb/>
              noctialis Anti-
                <lb/>
              qui.</note>
            in vtroque horologio tam ſuperiori, quàm inferiori, in 12. </s>
            <s xml:id="echoid-s39891" xml:space="preserve">partes æquales: </s>
            <s xml:id="echoid-s39892" xml:space="preserve">ſatis autem eſt,
              <lb/>
            hoc præſtare in circulo interiori, & </s>
            <s xml:id="echoid-s39893" xml:space="preserve">exteriori. </s>
            <s xml:id="echoid-s39894" xml:space="preserve">Deinde per puncta proxima infra lineam horizon-
              <lb/>
            talem linea recta ducatur, idemq́ue fiat in ſequentibus deinceps punctis ſibi reſpondentibus. </s>
            <s xml:id="echoid-s39895" xml:space="preserve">Hoc
              <lb/>
            enim facto, deſcriptum erit horologium Antiquum. </s>
            <s xml:id="echoid-s39896" xml:space="preserve">Nam proxima linea infra lineam horizon-
              <lb/>
            talem, ex parte quidem dextra in ſuperiori horologio, ex ſiniſtra verò in inferiori, dabit horam 1.
              <lb/>
            </s>
            <s xml:id="echoid-s39897" xml:space="preserve">inæqualem, ſequens 2. </s>
            <s xml:id="echoid-s39898" xml:space="preserve">& </s>
            <s xml:id="echoid-s39899" xml:space="preserve">c. </s>
            <s xml:id="echoid-s39900" xml:space="preserve">Verum & </s>
            <s xml:id="echoid-s39901" xml:space="preserve">hic horæ in ſuperiori horologio protractæ vltra lineam ho
              <lb/>
            rizontalem dant eiuſdem horas in inferiori, ſi omnes eius partes inuertantur, vt ſupra dictum eſt. </s>
            <s xml:id="echoid-s39902" xml:space="preserve">
              <lb/>
            Itaque ſingulæ lineæ horarum inæqualium tranſeunt per ſena puncta diuiſionum arcuum ſigno-
              <lb/>
            rum, quorum terna in horologio ſuperiori, & </s>
            <s xml:id="echoid-s39903" xml:space="preserve">terna in inferiori exiſtunt.</s>
            <s xml:id="echoid-s39904" xml:space="preserve"/>
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