MARVEL TALES - #12 CLASSIC BOOK (1968 - VF+)

Following his defeat at the hands of Spider-Man, the Vulture has been spending his time in prison secretly smuggling parts from the prison machine shop into his cell so that he can recreate his flying technology, this time correcting the flaw which caused his defeat last time. Perfecting the device, the Vulture breaks out of prison. What happens next?!