DC · August, 1971
Hourman: The Hour Hourman Died! (reprinted from The Spectre (1st Series) #7); Includes The Day the World Melted (reprinted from Mystery in Space #6)
Earth—The Monster-Maker!; Knights of the Galaxy: The Day the World Melted; Hourman: The Hour Hourman Died!
Writers: Mike Friedrich, Robert Kanigher, Gardner Fox
Artists: Dick Dillin, Carmine Infantino