Enforcers drawn and inked by Steve Ditko. Spider-Man figure penciled (and possibly inked) by Jack Kirby.
The original, rejected cover by Steve Ditko has been published in Marvel Tales # 147, The Official Marvel Index to the Amazing Spider-Man # 2 and various Foreign reprints. Info per Nick Caputo.
Lettering info per Nick Caputo, August 2012.
Story begins on inside front cover, and concludes on inside back cover.