Ptolemy (Claudius Ptolemæus), ancient astronomer and geographer, born in Egypt; lived in Alexandria in the 2nd century; was the author of the system of astronomy called after him; left behind him two writings bearing one on astronomy and one on geography, along with other works of inferior importance.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Ptolemy * Publicans