celebration of Prince Valiant – the greatest work ever produced in the comic art medium. Sunday, January 1, 2012 The Ultimate Conqueror Art and text: Hal Foster (from installment #115, April 23, 1939). Source: Prince Valiant (Vol. 2): 1939-1940 – Hal Foster (Fantagraphics Books, 2010). Posted by Michael J. Bayly at 11:01