Wings of Invisible Doom
Robert J. Hogan
Published in G-8 #36, 09/01/1936
Death! — companion of the skyways and champion of the War — has descended upon the Master Spy with all the grim fury of a monster's hate! What are three men against the forces of hell itself! What price will brave men pay for their honor? The action is fierce, fast and frightening as we hearken to the Wings of Invisible Doom!