"Earth's Frozen Heat Wave"
Story reprinted from Strange Adventures (1950) #161.
"Strange Adventures in Mathematics"
Story reprinted from Strange Adventures (1950) #14.
Adam Strange in "The Invisible Raiders from Rann"
Story reprinted from Mystery in Space (1951) #73.
"The Man Who Stole the Air"
Story reprinted from Strange Adventures (1950) #51.
"What Happened on Sirius-4?"
Story reprinted from Mystery in Space (1951) #69.