Dates
- Cover date
- July 1965
- On sale
- May 27, 1965
- Pages
- 36
Editions and covers
- Original editionSource ↗
Creators
pencils: Curt Swan, John Forte, Sheldon Moldoff, Win Mortimerinks: George Klein, Sheldon Moldoff, Win Mortimerletters: Joe Letterese, Vivian Berg, Milt Snapinnscript: Edmond Hamilton, Otto Binder
Stories
- Part I: The Unknown Legionnaire · 8 pages
Superboy recalls a case when the Legionnaires were helped by a hero called Unknown Boy.
- Part II: The Secret of Unknown Boy! · 8.67 pages
After Unknown Boy helps the Legion finish a case, Superboy figures out that under the costume is Supergirl. Supergirl then recalls going through a red kryptonite cloud and losing her memory but knowing she had to protect her secret identity, and so creating the Unknown Boy costume.
- One-Man Baseball Team · 8 pages
Reprinted in
Superman Supacomic (1959), 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)