Born in New York to Greek parents, Anastassios Kyriakakos painted covers for several pulp magazines and paperback publishers.  (Ernest Chiriacka was the English translation of his Green name.)  From 1939 until he retired in 1965, Chiriacka did covers for  Ace-High Western, Adventure, Big Book Western, Black Book Detective, Detective Fiction Weekly, Dime Western, Exciting Detective, Fifteen Western Tales, 44. Western, G-Men Detective, New Detective, Phantom Detective, Rodeo Romances, Star Western, Sweetheart Stories, Ten Detective Aces, 10-Story Western, Texas Rangers, Thrilling Mystery, West,and Western Aces.  After retiring from commercial illustration, Chiriacka devoted himself to paintings inspired by the old west.