Spider-Man has his powers analyzed by the mysterious Dr. Turner and finds that the good doctor has a machine that can take his powers away. Peter decides to lose his powers permanently for Aunt May's sake.
The price of "The Amazing Spider-Man #340 " at Current Comics Monterey is USD $4.00.
The publisher of "The Amazing Spider-Man #340 " is Marvel Comics.
"The Amazing Spider-Man #340 " falls under the category of Comics.