Tom Simpson:
The Ghost That Haunted Hitler, Fantastic Adventures, December 1942, cover by Harold W. McCauley
Tom Simpson:
Eye of the Temptress, Other Worlds Science Stories, March 1951, cover by Harold W. McCauley
Tom Simpson:
The Floating Robot, Fantastic Adventures cover, January 1941 by Harold W. McCauley
Tom Simpson:
Planet of Dread, Imagination magazine, February 1954, cover art by Harold W. McCauley
Tom Simpson:
The Buttoned Sky, Imagination, August 1953, illustration by Harold W. McCauley
Tom Simpson:
The Vengeance of Martin Brand, Amazing Stories, August 1942, cover by Harold W. McCauley