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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 573

An illustration from Perspectiua horaria, siue, De horographia gnomonica tum theoretica, tum practica libri quatuor ..., 1648, leaf 573
horario i re tamen vera E eft Zenith ; & fub eo in linea perpendiculari collocandum eft fpeculi centrum ; eiufque ab eodem puncto E dilfantiaj aqualis clTe debet rcbta Y X ; fitus autem horologij lfte effe debet ; T Septentrionem refpiciar, V meridiem, & recta TV exif- tente fub Meridiano, planum… … SPECV-

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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