Nova (1977) #22

“The Coming of the Comet”  Written by Marv Wolfman. Art by Carmine Infantino and Steve Leialoha. Cover by Dave Cockrum and Joe Rubinstein. Blazing into battle action: The Comet! But Nova has to decide -- is he friend or foe?! Also: The pulse-pounding power of Diamondhead!

Key book: first appearance of The Comet. Very good/fine condition.