Silver Age Key - FF #52 - CGC 3.5. Ive been collecting comics since 1977. Id like my books to go to good collector homes!The item "1966 MARVEL FANTASTIC FOUR #52 1ST APPEARANCE BLACK PANTHER CGC 3.5" is in sale since Saturday, May 25, 2019. This item is in the category "Collectibles\Comics\Silver Age (1956-69)\Superhero\Fantastic Four". The seller is "edge_hunter" and is located in Canada. This item can be shipped to North, South, or Latin America.