Orontii Finei Delphinatis, regii mathematicarvm professoris, De solaribus horologiis & quadrantibus libri quatuor (1560)
Fine, Oronce, 1494-1555, Fine, Oronce, 1494-1555. Protomathesis · Parisiis : Apud Gulielmum Cauellat, in pingui gallina ... · leaf 63
HOROLOG I OR VM 1 1 B. I. 41 Quemadmodum reprccfentat circulus b c de, circum a centrum, in efg plano defcriptus. Quod fi iuuetin plano quopiam fuper /Equatorem, hoc eft,horizon- tem perpendiculariter ere£lo,8e inlongum axis Mundi Figura duorum horologiorum fubpolo delineandorum. … mero: hoc folum excepto , quod lineas demittes ad perpendiculum : ab odtaua quidem matutina , vlque ad quartam tantummodo veipemnam . Vix nanque
Sundials · Astrolabes
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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