viat planum eccentrici a plano ecliptice, Veneris quidem in boream , Mercurii ad auftrum ; ea porro conditione, ut quo- tiefcumque eentrum epicycli Veneris à nodo difcefferit , tunc femicircu- lus ille in boream ftatim deviet , Mercurii vero ad auftrum. quare cen- trum epicycli Veneris, femper eft… … rurfus attollitur in feptentrionem femicirculus B C D. femper itaque centrum epicycli Veneris plagam borealem tenet , libraturque hzc de- viatio fuper linea B D , mediarum longitudinum eccentri. Eadem pror- fus ratio in Mercurio, nifi quod ad auftrum deviat. Inclinatio feu £j2:exc eft fuperficiei…
Astronomy -- Early works to 1800 · Solar system
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.