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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henſa inter aliud centrũ L, (ex quo nimirum alius circulus in prædicto horologio deſcriptus fuit, & </
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tes ęquales 24. </
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per bina ſemper puncta reſpondentia in rectis D C, C H, rectæ lineę ducantur, Hę etenim dabunt horarias
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lineas, nõ aliter, at q; </
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linea C D, dabunt in horarijs lineis puncta, per quæ ſignorum arcus ducendi ſunt; </
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monſtrata ſunt, perſpicuũ eſt. </
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do, cuius nimirum æquinoctialis linea I K, & </
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dem puncto, ex quo rectæ ductæ per puncta tam radij Aequatoris D C, quàm G H, exhiberent lineas ho-
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rarias, non ſecus, ac in figura radiorum Zodiaci huius propoſ. </
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erit punctum in meridiana linea tantum diſtans ab ęquinoctiali linea ſurſum verſus, quantum àradio
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Aequatoris D C, remouetur punctum, in quod ſtylus ex D, cadit ad angulos rectos in lineam horę 12.
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terualla linearum horariarum verſus illam partem, in quam cadit ſtylus ex D, transferantur à linea æqui
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noctiali ſurſum verſus, & </
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