This Amazing Spider-Man #39 comic book features the iconic reveal of Norman Osborn as Green Goblin, with cover art by John Romita Sr, as well as his first work on the Amazing Spider-Man title. It is a 6.5 Fine+ grade, certified by the Certified Guaranty Company (CGC). The comic is a single issue, in English language, and was published by Marvel Comics in 1964 during the Silver Age era of comics.