Low $8.5k
 | 
Mid $27k
 | 
High $130k
  • 1st appearance and origin of The Flash, Jay Garrick
  • 1st mention of Keystone City, protected by The Flash
  • 1st appearance and origin of Hawkman, Carter Hall
  • [October 2019 - Hawkman will be in the Black Adam movie]
  • [September 2020 - Aldis Hodge from 'Leverage' is being eyed to play the role of Hawkman in Black Adam]
  • 1st appearance Shiera Sanders, later becomes Hawkgirl
  • 1st appearance of Hath-Set, the first villain of Hawkman
  • 1st appearance of Johnny Thunder
  • 1st appearance of Yz, Johnny Thunder's thunderbolt
  • [November 2020 - Jim Gaffigan to voice Thunderbolt in the Stargirl TV series]
Details
Publisher DC
Published January 1940
Written By Various Writers
Illustrated By Sheldon Moldoff