Dates
- Cover date
- August 1964
- On sale
- June 25, 1964
- Pages
- 36
Editions and covers
- Original editionSource ↗
Creators
pencils: Curt Swan, Sheldon Moldoff, John Forte, George Pappinks: George Klein, Sheldon Moldoff, George Pappletters: Ira Schnapp, Joe Letteresescript: Jack Schiff, Jerry Siegel, Otto Binderediting: Mort Weisinger
Stories
- Part I: The Eight Impossible Missions! · 7.67 pages
Proty II comes up with a contest to determine the next Legion leader.
- Part II: The Amazing Winner of the Great Proty Puzzle! · 7.67 pages
Saturn Girl solves Proty's puzzle and remains Legion leader.
- Origin of the Legion of Substitute Heroes · 0.33 pages
- How Krypto Made History! · 8 pages
Reprinted in
Superboy (1949), The Best of DC (1979), The Legion of Super-Heroes Archives (1991), Showcase Presents: Legion of Super-Heroes (2007), Legion of Super-Heroes: The Silver Age Omnibus (2017)