grailworth

Jimmy Jupiter (James Jankovicz)

4 appearances · First published 1942

Jimmy Jupiter (James Jankovicz) appears in 4 issues in grailworth's catalog, and was first published in 1942. First appearance: Marvel Mystery Comics #28 (1939), cover dated 1942.

First appearance

Cover of Marvel Mystery Comics #28 (1939) Marvel Mystery Comics #28 (1939)First appearance1942

Every appearance we value

Captain America (2011) 1 issue

Marvel Mystery Comics (1939) 3 issues

Character appearances from the Grand Comics Database, CC BY-SA 4.0.