Possible arrival date based on back cover stamp of indexer's copy.
Inks credits via Nick Caputo via the GCD Error List (24 February 2006); the original indexer credited Frank Giacoia.
Crossover with Spectacular Spider-Man, the (Marvel, 1968 series) #1. Jim Steranko inked panel five on page 12 (Referenced in a letter from Dan Adkins printed in Amazing Heroes #167 (June 15, 1989)).
Letters of comment from Mark Gruenwald; Brad Caslor; Bob Seeley; and John Pierce.