SPECTACULAR SPIDER-MAN (1976) #155, [VF/NM (9.0)]

Following the conclusion of the New York City gang war, Peter Parker decides that it's time for Spider-man to make another visit to the Lewisburg Penitentiary to check on Joe Robertson. However, Tombstone is lying in wait for the web-slinger and knocks him out in a surprise attack! Now the dazed wall-crawler is part of Tombstone's plan for a prison break via helicopter!