On-sale date from copyright registration.
Lettering credit from reprint in Legion Archives.
Story includes short retellings of the Legion origin story from Superboy #147 and the Lightning Lad/Lightning Lass/Lighting Lord origin. In the fight to subdue him, Lightning Lord's hair is turned white, as it had already appeared in the adult Legion stories.
There is no feature logo on this story, as the feature title varied in the first back-up stories after the series moved to Superboy from Action Comics.
Includes biographical info on George Tuska. Letters submitted by Eddie Ross; Tinnie Goodger; John Krzyston; Janice Janzer
Statement of October 1, 1970
Average number of copies sold during preceding 12 months (total paid circulation): 377,525
Actual number sold for issue nearest filing date (total paid circulation): 375,779
Owner: National Periodical Publications, Inc., 909 Third Avenue, N.Y., N.Y. 10022, wholly owned by Kinney National Service, Inc., 10 Rockefeller Plaza, N.Y., N.Y. 10020, a publicly-held corporation