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 49
a vtnbte verfetn pun/ cto f 6. 7. in puncto f 4-t e eft 2 4.pedum; 7 conclaric er boc’po(Tent oeduci p:o ut in ouodecfma ptopoffti/ one anterioris partis cui b (c refponaef. 3*>:cp cimo quinta; £?ed fi, altitudinis quantitas effet ignota frilicctturrfe per qua Viscapere quantitatem… … que fit r n a.tunc per fummitatem virbe f e. reTpfcfas terminum planiper lineam et. et nota in virga f n a.punaum contactum
Astrolabes
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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