Gnomonice Andreae Schoneri Noribergensis, hoc est, De descriptionibvs horologiorvm sciotericorvm omnis generis, proiectionibus circulorum sphaericorum ad superficies, cum planas, tum conuexas concauasq[ue], sphaericas, cylindricas, ac conicas, item delineationibus quadrantum, annulorum, &c. libri tres (1562)
LIBER. SECVNDVS. tl Alia ratione idem exequemurj ex L ipfi A B duda ariquidiflante fe¬ … diuidatur in uiginti quatuor partes equales,per quas egredientes ipfi G H aequabiliter difpefcent aequabiles ipfius AB C D quadranguli, perqj haec punda emifla cylindrica dabit aflumtae horaria? circuli cum cylindro corn munem fedionem „ Pro ea autem , quae ex A prodeuntium proxima efl ipfi A…
Sundials -- Early works to 1800
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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