Apian, Peter, 1495-1552, Ptolemy, active 2nd century, Gherardo, da Cremona, 1113 or 1114-1187, Geber, active 13th century. De astronomia libri IX, Duhem, Pierre Maurice Marie, 1861-1916. fmo RIBRL · Norimbergae : Apud Io. Petreium · leaf 127
is, cu- ius centra eft egrediens i centro orbis figno^quod eft centra mundfiaut ut moueatur mo tu aequali fug circumferentia orbis, cuius centra eft centra mundi,& nominat ifte orbis orbis deferens orbem reuolutionis.Secundu unamquaq? igitur iftara duarum radicu mos uetur ftella motu aequali, &… … radice orbis reuolutionis,&! illud eft,quonia fi nos poiueri tnus orbem fignope circulu a b g d in circuitu centri e , & poiuerimus orbe reuolutionis,cuius centra mouet fiiper circuferentia circulu k t h in circuitu centri a , continuauerimus duo punda e a linea ae,& fecerim mus ea penetrare in…
Mathematics · Astronomy · Astronomy, Arab · Astronomical instruments · Spherical astronomy · Scientific apparatus and instruments · Imprint 1534
Internet Archive · John Carter Brown Library · Public domain (published before 1931). Free to use for anything.
![An illustration from Astronomia nova aitiologetos [romanized] sev, Physica coelestis : tradita commentariis de motibvs stellae Martis, ex observationibus G.V. Tychonis Brahe : jussu & sumptibus Rvdolphi II. romanorvm imperatoris &c. : plurium annorum pertinaci studio elaborata Pragae ... (1609)](https://img.insideoutlibrary.com/img/200/ia-astronomianovaai00kepl-300-0.webp)
