The Epitoma (1496), an abridgement and translation of the Syntaxis of Ptolemy, was begun by Georg von Peurbach and finished by his pupil, Johannes Müller, better known as Regiomontanus, who died today in 1476. This image is from our recently scanned copy in the Dibner Library of the History of Science and Technology which is available for download in its entirety from the Internet Archive