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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LIBER SEPTIMVS.
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admodum in horologio Verticali ad boream vergente: </
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<
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">at in inferiori, auſtraliq́; </
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<
s
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xml:space
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vt in horologio Verticali auſtrali. </
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<
s
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dempto, quòd hic in ſuperiori horologio portio lineę meridianæ à centro verſus lineam æqui-
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noctialem indicat horam 12. </
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<
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<
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</
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<
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</
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<
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<
s
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xml:space
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">ARCVS præterea ſignorum borealium continentur inter centrum, & </
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<
s
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">æquinoctialem li-
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neam in horologio ſuperiori, & </
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<
s
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">auſtralium vltra dictam lineam: </
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<
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<
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</
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<
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<
s
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">EXEMPLVM omnium hoc ſit. </
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<
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xml:space
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">Deſcriptio horo
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unsure
/>
<
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logii Aſtrono-
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mici ad Hor
<
unsure
/>
i-
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zontem inclina
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ti.</
note
>
Horizõtem inclinatum gr. </
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<
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<
s
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xml:space
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">Quoniam igitur inclinatio complemento altitudinis poli maior
<
lb
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eſt, cum in Horizõte Romano, pro quo omnia horologia in noſtra hac Gnomonica deſcribimus,
<
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note
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xlink:href
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http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0633-01
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<
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complementum altitudinis poli com
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plectatur grad. </
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<
s
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xml:space
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mentum inclinationis nempe grad.
<
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</
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<
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<
s
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xml:space
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">complemento altitudinis poli,
<
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<
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xlink:href
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xml:space
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note
>
efficiemusq́; </
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<
s
xml:id
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xml:space
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">altitudinem poli ſupra
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planum propoſitum grad. </
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<
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">vt in
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6. </
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<
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<
s
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">Ad hanc igi
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tur altitudinem gr. </
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<
s
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xml:space
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">70. </
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>
<
s
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">horologium
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inclinatum deſcribemus, quemad-
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modum horizontale, vt in ſubiecta
<
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xml:space
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">Deſcriptio ar-
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cuum ſignorũ.
<
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& longitudinũ
<
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dierum, una cũ
<
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figura radiorũ
<
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Zodiaci.</
note
>
figura apparet.</
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>
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</
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<
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<
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xml:space
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">FIGVRA radiorum Zodiaci,
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& </
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<
s
xml:id
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xml:space
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">longitudinum dierum conſtrue-
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tur, vt in horologio horizontali oſten
<
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<
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>
dimus; </
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<
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">atque ex ea eodem modo & </
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<
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<
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arcus ſignorum, & </
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<
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xml:space
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">arcus diurni de-
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ſcribentur. </
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<
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xml:space
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">Id quod appoſita figu-
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ra cum ſequenti indicat.</
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</
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<
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xml:space
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nea quo pacto
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in horologiis ad
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Horizõtem in-
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clinaus deſcri-
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ba@ur.</
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>
<
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<
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xml:space
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omnibus hoc modo ducetur. </
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<
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xml:space
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cum ſtyli G, ducatur ad meridianam
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lineam perpendicularis G A, in qua
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/>
ſumpta recta G A, ſtylo æquali, de-
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ſcribatur ex A, ad quoduis interuallũ
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verſus meridianam lineam </
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