Media Contributed by Rick
Contributor
RickStudent, Philosopher, Writer, Developer
Ptolemy with an armillary sphere model by Joos van Ghent and Pedro Berruguete, 1476, Louvre, Paris
Ptolemy The mathematician Claudius Ptolemy 'the Alexandrian', as depicted by a 16th-century engraving
Ptolemy cropped
online version at Wikipedia" title="Click to enlarge" />