Apian, Petrus, Cosmographia

List of thumbnails

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31
31 (Fo.13.)
32
32
33
33 (Fo.14.)
34
34
35
35 (Fo.15.)
36
36
37
37 (Fo.16.)
38
38
39
39 (Fo.17.)
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page |< < (Fo.22) of 140 > >|
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        <div xml:id="echoid-div67" type="section" level="1" n="65">
          <pb o="Fo.22" file="049" n="49" rhead="GRAPH. PETRI APIANI."/>
        </div>
        <div xml:id="echoid-div68" type="section" level="1" n="66">
          <head xml:id="echoid-head71" style="it" xml:space="preserve">V S V S.</head>
          <p>
            <s xml:id="echoid-s1391" xml:space="preserve">OBſerua diligenter Solis altitudinem per primam Cap. </s>
            <s xml:id="echoid-s1392" xml:space="preserve">ix.
              <lb/>
            </s>
            <s xml:id="echoid-s1393" xml:space="preserve">& </s>
            <s xml:id="echoid-s1394" xml:space="preserve">per quintam eiuſdem, horam æquinoctialem pro die
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            oblato, & </s>
            <s xml:id="echoid-s1395" xml:space="preserve">temporis eodé momento in quo meridianam
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            lineam ducere velis. </s>
            <s xml:id="echoid-s1396" xml:space="preserve">Filo ſic liberè dependente, trigono´q; </s>
            <s xml:id="echoid-s1397" xml:space="preserve">inuariato
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            manente, ſiſte pedem circini in punctum trigoni, cui filum perpen-
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            diculi innectitur, & </s>
            <s xml:id="echoid-s1398" xml:space="preserve">alio extento in notam interſectionis perpendi-
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            culi, & </s>
            <s xml:id="echoid-s1399" xml:space="preserve">lineæ æquidiſtantis ſigni aut grad. </s>
            <s xml:id="echoid-s1400" xml:space="preserve">Solis, pro dato die, hoc eſt,
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            in punctum horæ iam inuentæ, & </s>
            <s xml:id="echoid-s1401" xml:space="preserve">eam circini extenſionẽ immotam
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            ſerua. </s>
            <s xml:id="echoid-s1402" xml:space="preserve">Deinde ingredere præcedens inſtrumentum, & </s>
            <s xml:id="echoid-s1403" xml:space="preserve">ſupputa altitu
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            dinem Solis per propoſitionem primam Noni inuentam in ſcalis al
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            tudinũ, & </s>
            <s xml:id="echoid-s1404" xml:space="preserve">imprime notas, quibus cordam ſubtilem, regulamentum,
              <lb/>
            aut occultam lineam ſuperextendito. </s>
            <s xml:id="echoid-s1405" xml:space="preserve">In punctũ igitur limbi & </s>
            <s xml:id="echoid-s1406" xml:space="preserve">cor-
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            dæ attactus, in parte dextra pes vnus circini immittatur, & </s>
            <s xml:id="echoid-s1407" xml:space="preserve">circino
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            inuariato deſcribe circulum occultum verſus ſiniſtram vſq; </s>
            <s xml:id="echoid-s1408" xml:space="preserve">ad con-
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            tactum cordę aut regulæ, ibiq́; </s>
            <s xml:id="echoid-s1409" xml:space="preserve">pinge notam, mox enim illa inter cir
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            culos verticales, ſeu azimuthales, optatũ azimuth indicabit. </s>
            <s xml:id="echoid-s1410" xml:space="preserve">Habito
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            gradu verticali, ſeu azimuthali, accipe aſſerem æqualis ſuperficiei & </s>
            <s xml:id="echoid-s1411" xml:space="preserve">
              <lb/>
            politè quadratum, cuius ſingula latera in duas ęquas partes diuidito. </s>
            <s xml:id="echoid-s1412" xml:space="preserve">
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            Sint itaq; </s>
            <s xml:id="echoid-s1413" xml:space="preserve">diuiſionis notæ, A B C D, & </s>
            <s xml:id="echoid-s1414" xml:space="preserve">A C, B D, rectis connectantur
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            lineis, quæ ſe inuicem diſpeſcant in. </s>
            <s xml:id="echoid-s1415" xml:space="preserve">E, ſigno, ad rectos angulos. </s>
            <s xml:id="echoid-s1416" xml:space="preserve">erit
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            itaq; </s>
            <s xml:id="echoid-s1417" xml:space="preserve">ſignum orientis. </s>
            <s xml:id="echoid-s1418" xml:space="preserve">C. </s>
            <s xml:id="echoid-s1419" xml:space="preserve">occidentis. </s>
            <s xml:id="echoid-s1420" xml:space="preserve">A. </s>
            <s xml:id="echoid-s1421" xml:space="preserve">B, meridiei. </s>
            <s xml:id="echoid-s1422" xml:space="preserve">D, verò ſeptentrio
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            nis. </s>
            <s xml:id="echoid-s1423" xml:space="preserve">Deinde diſtenſis circini pedibus, ex. </s>
            <s xml:id="echoid-s1424" xml:space="preserve">E, centro quantumuis deſcri
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            be circulum, qui orthogonali linearum ſectione in quatuor quadran
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            tes ſecetur, Eaſdem deniq; </s>
            <s xml:id="echoid-s1425" xml:space="preserve">quartas diuide more Aſtronomico in par
              <lb/>
            tes ſeu gr. </s>
            <s xml:id="echoid-s1426" xml:space="preserve">90. </s>
            <s xml:id="echoid-s1427" xml:space="preserve">poſtea in. </s>
            <s xml:id="echoid-s1428" xml:space="preserve">E, centro, fige ſtilum teretem orthogonaliter. </s>
            <s xml:id="echoid-s1429" xml:space="preserve">
              <lb/>
            Tandem ad æquidiſtantiam horizontis coaptabis aream planam, ſu
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            per quam pone quadratũ illud, ita vt. </s>
            <s xml:id="echoid-s1430" xml:space="preserve">B, punctum verſus meridiem,
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            D, verò Septentrionem verſus porrigatur. </s>
            <s xml:id="echoid-s1431" xml:space="preserve">Poſt hæc verifica quadra-
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            tum, donec vmbra ſtili ſuper gradum verticalem prius ex radijs ſo-
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            laribus obſeruatum coincidat. </s>
            <s xml:id="echoid-s1432" xml:space="preserve">Et latus. </s>
            <s xml:id="echoid-s1433" xml:space="preserve">A, aut oppoſitum aſſumitur
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            pro vera linea meridiana. </s>
            <s xml:id="echoid-s1434" xml:space="preserve">Cui adiungitur regulamentum, & </s>
            <s xml:id="echoid-s1435" xml:space="preserve">agatur
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            linea infinitæ longitudinis, quod oportebat inuenire.</s>
            <s xml:id="echoid-s1436" xml:space="preserve"/>
          </p>
          <figure number="33">
            <image file="049-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/PUBSU9QD/figures/049-01"/>
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