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Perspectiua horaria, siue, De horographia gnomonica tum theoretica, tum practica libri quatuor ... (1648)

Maignan, Emmanuel, 1601-1676 · Romae : Typis & expenses Philippi Rubei · leaf 242

An illustration from Perspectiua horaria, siue, De horographia gnomonica tum theoretica, tum practica libri quatuor ..., 1648, leaf 242
Optice HoraricCj . r p ^ inclinationem ; fi enim nullam habeat declinationem , & inclinationem-, habeat inclinationi /Equatoris squalem , erit parallelum Aquatori , alias non: inclinatio vero Aquatoris lemper eft Squalis eleuationi poli, fumo … enim inclinationem pro di liantia a Zenith,^ in primo libro diElum efl pro. pojic. 9, Itaque ducta per 1 3 aut aliam huius , in eo plano Meridiana linea CD ; in aliquo eius pundo E Ilatuatur circini pes immobilis , alteroquo ad quoduis inter uallum ex tenlb versus C, autD, circa E centrum delcri-…

Sundials -- Early works to 1800 · Horology -- Early works to 1800 · Perspective -- Early works to 1800 · Horology · Perspective · Sundials

Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.

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