DC May, 1968
Reprint from Strange Adventure #32; Apr-May issue; Demand Classic reprint from Strange Adventures #32 (May 1953)
The Doorway Into Time!; cartoon: Billy; True Tales of the Unexpected (text); Probability Zero; Roehmer’s Revenge!
Sid Gerson, Carl Wessler, Henry Boltinoff
Howard Purcell, Henry Boltinoff, Frank Giacoia, George Roussos