Ptolemy, Claudius (c. AD 90-c. AD 168) Omnia Quae Extant Opera. Basel: Petrus, .
Folio, printed in two columns throughout, illustrated with text woodcuts, leaves toned, title page with contemporary Jesuit college ownership inscription, old paper pasted to title, later full sheepskin, slightly cocked, gold-tooled spine, red label.
Ptolemy, a citizen of Egypt under Roman and Hellenistic rule, composed some of the earliest works of astronomy. His Almagest is the only comprehensive treatise on astronomy that survives from the ancient world. It comes down through Arabic manuscripts; Latin translations were made as early as the 12th century.