Adventure Comics #247

Low $585
Mid $2.7k
High $19k
  • 1st team appearance and origin of the Legion of Super-Heroes: Cosmic Boy, Lightning Boy, Saturn Girl
  • 1st appearance of Cosmic Boy
  • 1st appearance of Lightning Boy, later becomes Lightning Lad
  • 1st appearance of Saturn Girl
  • 1st team appearance and origin of the Legion of Super-Heroes: Cosmic Boy, Lightning Boy, Saturn Girl
  • 1st appearance of Cosmic Boy
  • 1st appearance of Lightning Boy, later becomes Lightning Lad
  • 1st appearance of Saturn Girl

Issue Details

Publisher DC
Artist Curt Swan
Writer Otto Binder
Published April 1958