12b PLANISPAERIVM ius poli funt 2, eteius diameter T E z.Naman uli AD L funtrecti, ettotalisanguli α E B difta … Ioitur reliqui anguli & reliqua latera,funt ὅρα qualía.Reprefentamus ergo formam fuperios rem. Etquíalinea B ED, eftuicecirculi per poz los tranfeuntis : patet quod in eafunt poli T Ζ. Bitergoarcus D H,zequalisarcui A Z,S& pertran featlínea AK H, erítqg Klocus poli Z. Sintiteare — -. .…
Astronomy
Internet Archive · John Carter Brown Library · Public domain (published before 1931). Free to use for anything.
![An illustration from Sphaerae atque astrorum cœlestium ratio, natura, & motus : ad totius mundi fabricationis cognitione[m] fundamenta, 1536, leaf 316](https://img.insideoutlibrary.com/img/1024/ia-sphaeraeatqueast00unkn-316-0.webp)
![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-153-87.webp)
![An illustration from Philippi Lansbergii Triangvlorvm geometriae libri qvatvor : in quibus novâ & perspicuâ methodo, & apodeixei [romanized], tota ipsorum triangulorum doctrina explicatur .. (1631)](https://img.insideoutlibrary.com/img/200/ia-philippilansberg00lans_1-163-0.webp)
