"The Ragdoll Runs Wild" plus reprints:
"Half a Green Lantern is Better Than None" originally printed in Green Lantern (1960) #29.
"Secret of the Handicapped Boys" originally printed in Flash (1959) #133.
"The Man Who Wore Ten Hats" originally printed in Adventure Comics (1938) #117.
"The Secret City" originally printed in All-Flash (1941) #31.
"The Girl from the Super-Fast Dimension" originally printed in Flash (1959) #145.