Low $45
 | 
Mid $155
 | 
High $590
  • 1st appearance of Sun Boy
  • 1st appearance of Phantom Girl
  • 1st appearance of Triplicate Girl
  • 1st appearance of Bouncing Boy
  • 1st appearance of Shrinking Violet
  • 1st appearance of Braniac 5
  • Supergirl joins the Legion of Super-Heroes
Details
Publisher DC
Published May 1961
Written By Jerry Siegel
Illustrated By Curt Swan