Erhard Ratdolt

Complete Book on the Judgment of the Stars, by ʻAlī ibn Abī al-Rijāl (1485 Erhard Ratdolt edition)

One of the oldest printed books in ZSR’s Rare Books Collection is a Latin translation of Alī Ibn Abī al-Rijāl’s principal scientific work, Kitāb al-bāriʻ fī aḥkām al-nujūm. The text, commonly known as Liber in iudiciis astrorum,  is a treatise on astrological methods by an 11th century Arab mathematician, printed in 1485 by a German printer... more