Arthur J. Burks was a Marine during WWI and went on to become a prolific writer for the pulps in the 20’s and 30’s. In this story, which mixes air war and sports, he tells the tale of middleweight boxing champion Larry Drago, who carries a grudge match with a German boxer into the skies over France.

• Download “Mark of the Killer” (July 1939, Sky Fighters)