Amazing Spider-Man (1963 1st Series) #188 VF+
Published Jan 1979 by Marvel.
"The Jigsaw is Up!" Script by Marv Wolfman. Art by Keith Pollard (layouts) and Mike Esposito (finishes). Cover by Dave Cockrum and Terry Austin. After laying low for a few months, Jigsaw wants to return to a peaceful life of crime...by avoiding any and all super-heroes! So the disfigured hitman picks an easy target for his next caper: a midnight boat cruise around Manhattan! But poor Jigsaw doesn't know that a group of long-time friends have decided to take the boat ride too! Namely Flash, Sha Shan, Harry, Liz, Mary Jane, Betty, and Peter! Once Jigsaw grabs Harry and Liz at gunpoint, the wondrous wall-crawler swings into action! And Jigsaw's worst nightmare comes true: another clash with the Spectacular Spider-Man! Cameo appearances by John Jameson and Aunt May. (Notes: Jigsaw formerly appeared in Amazing Spiderman 162 and returns in the first issue of the Punisher Limited Series (1986). The letters page includes a lengthy letter from comics writer Kurt Busiek.) 32 pages Cover price $0.35.