Distributed to newstands in February 1964. This issue includes 10 pages of paid advertisements.
Distribution date from Joseph Marek's Marvel Comics Group history website.
Letters credit from George Olshevsky's Marvel Comics Index.
The Human Top last appears in issue #51 (January 1964) and next appears in issue #55 (May 1964).
Text story with illustration. Continues from last issue. Printed between the pages of the Giant-Man story.
Advertises Amazing Spider-Man (Marvel, 1962 series) #12 (May 1964) and Fantastic Four (Marvel, 1961 series) #26 (May 1964). Printed between the Giant-Man and Wasp Tells a Tale stories.