Hourman in "The Menace of Dr. Togg"
Barry O'Neil in "Fang Gow's Cut Throats"
Mark Lansing in "General Kosta's Subterfuge"
Steve Carson and the Federal Men in "The Problem of the Phony Newspaperman"
Cotton Carver in "The Tree Folk"
Socko Strong in "Magna Cum Laude"
Steve Conrad in "Peril in Africa"
A text story "Flash Capture."
Sandman in "To Hammer the Earth"
The Sandman thwarts a scientist attempting to shift Earth's orbit and generate scenarios where he can take-over.