Collaboration from Robert H. van Gent The Cambridge Illustrated History of Astronomy (Cambridge University Press, Cambridge, 1997), ed. by M. Hoskin, has three depictions of Ptolemy: p. 76 has a woodcut from Gregor Reisch, Margarita Philosophica (1504 edition) with Ptolemy representing Astronomy as one of the seven Liberal Arts; p. 77 has a woodcut of Ptolemy (with an astrolabe) and Astrologia and Sacrobosco from a text identified by Hoskin as the Urania Ptolomacus (1538). A severely cropped version of the c. 1453 Giovanni Rossi portrait is found on p. 42.