Low $35k
 | 
Mid $110k
 | 
High $400k
  • 1st appearance and origin of Captain America
  • 1st appearance of James Buchanan Barnes aka Bucky, later becomes the Winter Soldier
  • 1st appearance of the Red Skull,George Maxon, an agent of the true Red Skull
  • 1st appearance of Doctor Reinstein aka Doctor Erskine, the inventor of the Super Soldier serum
  • 1st appearance of Hurricane, later becomes Makkari
  • 1st appearance of Tuk the Cave Boy, first offspring of the Inhumans
  • Introduction of Project Rebirth, the Super Soldier Program that eventually expanded into Weapon Plus
Details
Publisher Timely
Published March 1941
Written By Simon & Kirby
Illustrated By Jack Kirby