Per Steve Ditko in his essay A Mini-History, The Amazing Spider-Man # 2 (The Comics, Vol. 13, No. 1, January 2002): "The Amazing Spider-Man # 2...contains my addition of spider webbing to the title and my idea for the Marvel Hero head box in the top left corner."
Credits for revised logo from Todd Klein.
Ditko’s signature appears in perspective on the ledge of a building.
One of his helpers later becomes Mysterio. Job number from Tom Lammers and Ger Apeldoorn via the Atlas/Timely discussion group.