Astrolabij quo primi mobilis motus deprehenduntur canones (1512)
Robertus, Anglicus, active 1326 · Instrumentum Astrolabij etiam impressum est Venetijs : In officina Petri Liechtenstein Coloniẽsis Germani · leaf 59
pendtcularem illam ou/ eas iit latus liiperquod fteterit 7 cetera, bcalrjs autem f/jperftciebus fci/ as areas refoluendo ad angulares 7 fuperficies vt patet in figuris. folSSSnSfesmetirifcfltcet fi erit triangulare vnifotmi vt vna turris vt patet in figura* ilDultipltca aeream iupcritalf
Astrolabes
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from Libro primo [-quinto] d'architettvra ... (1566)](https://img.insideoutlibrary.com/img/200/ia-libroprimoquinto00serl-10-12.webp)