Apian, Petrus, Cosmographia

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        <div xml:id="echoid-div112" type="section" level="1" n="105">
          <pb file="106" n="106" rhead="APPENDIX."/>
        </div>
        <div xml:id="echoid-div113" type="section" level="1" n="106">
          <head xml:id="echoid-head115" xml:space="preserve">Inſtrumentum ſiderale.</head>
          <p>
            <s xml:id="echoid-s2142" xml:space="preserve">QValiter ex ſtellarum fixarum motu, nocturno tem
              <lb/>
            pore horæ venandæ ſint, paucis abſoluam: </s>
            <s xml:id="echoid-s2143" xml:space="preserve">Fiat pri
              <lb/>
            mùm rotula parua cum manubrio in ſimilitudine
              <lb/>
            rotulæ ſequentis, quam diuide in vigintiquatuor
              <lb/>
            horarum ſpacia. </s>
            <s xml:id="echoid-s2144" xml:space="preserve">His perfectis, aptabis regulam ſeu
              <lb/>
            indicem in longitud. </s>
            <s xml:id="echoid-s2145" xml:space="preserve">tanta, vt à centro rotulȩ vltra
              <lb/>
            limbum protendatur. </s>
            <s xml:id="echoid-s2146" xml:space="preserve">Hanc itaq; </s>
            <s xml:id="echoid-s2147" xml:space="preserve">regulam pone ſu
              <lb/>
            per centrum rotulæ, & </s>
            <s xml:id="echoid-s2148" xml:space="preserve">fac vnum foramen rotundum, in quod mitta
              <lb/>
            tur clauus cum foramine rotundus, qui ambo conſtringat, ita vt in-
              <lb/>
            dex hac atque illac volui poſſit. </s>
            <s xml:id="echoid-s2149" xml:space="preserve">Vt patet in Figura ſequenti.</s>
            <s xml:id="echoid-s2150" xml:space="preserve"/>
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          <figure number="44">
            <image file="106-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/PUBSU9QD/figures/106-01"/>
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        </div>
        <div xml:id="echoid-div114" type="section" level="1" n="107">
          <head xml:id="echoid-head116" style="it" xml:space="preserve">¶ Vſus huius Inſtrumenti.</head>
          <p>
            <s xml:id="echoid-s2151" xml:space="preserve">IN ſtellifera noctis claritate ſubleua rotulam cum manu
              <unsure/>
              <lb/>
            brio verſus ſeptẽtrionem, & </s>
            <s xml:id="echoid-s2152" xml:space="preserve">moue rotulam huc & </s>
            <s xml:id="echoid-s2153" xml:space="preserve">illuc,
              <lb/>
            donec radius viſualis ab oculo tuo per centrum inſtru-
              <lb/>
            menti ad ſtellam polarem tranſeat: </s>
            <s xml:id="echoid-s2154" xml:space="preserve">ſimiliter extra rotu-
              <lb/>
            lam idem radius ad extremas duas ſtellas maioris vrſæ ſeu rotas plau
              <lb/>
            ſtri protendatur, & </s>
            <s xml:id="echoid-s2155" xml:space="preserve">tam diu leua aut ſummitte indicem, donec eius
              <lb/>
            linea fiduciȩ ſuper radialem lineam incidat. </s>
            <s xml:id="echoid-s2156" xml:space="preserve">Tunc enim cõſidera ho-
              <lb/>
            ram limbi & </s>
            <s xml:id="echoid-s2157" xml:space="preserve">eius partem, quã regula abſcindit, cum qua intra figu-
              <lb/>
            ram præcedentẽ, hoc pacto: </s>
            <s xml:id="echoid-s2158" xml:space="preserve">Pone indicem maioris vrſæ ſiue plauſtri
              <lb/>
            ſuper horam iam inuentam, indice inuariato manẽte, ſituetur regula
              <lb/>
            Solis ſua fiduciæ linea ſuper diem tuæ conſiderationis, & </s>
            <s xml:id="echoid-s2159" xml:space="preserve">oſtendit in
              <lb/>
            inferiori parte limbi horam quæſitam, quam inuenire oportebat.</s>
            <s xml:id="echoid-s2160" xml:space="preserve"/>
          </p>
        </div>
        <div xml:id="echoid-div115" type="section" level="1" n="108">
          <head xml:id="echoid-head117" style="it" xml:space="preserve">¶ Libri de Geographicis principijs</head>
          <head xml:id="echoid-head118" style="it" xml:space="preserve">FINIS.</head>
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