This story was also printed in Superboy (K. G. Murray, 1949 series) #54 (July 1953)
The final two pages of this story have been reduced and combined to fit on 1.33 pages.
This feature was also printed in The Greatest 1950s Stories Ever Told (DC, 1992 series) #nn and The Greatest 1950s Stories Ever Told (DC, 1990 series) #nn.
This version of the story is sourced directly from a reprint in Captain Triumph Comics (K. G. Murray, 1947 series) #4 (August 1947), including use of the modified cover as the splash page (with issue number retained). The first page in thiis version has been further modified to create a black background, remove the words "All Color" and the price. The title is from the cover.