"Cal Martin, an inventor and adventurer, creates a \"three-cartridge rocket pack\". He aslo creates one for his fianc\u00E9e Doris Dalton. Together they fight crime and the Nazis as Rocketman and Rocketgirl. They are partnered with Billy Wood, a young boy who they gave a jetpack to and who helps them as Rocket Boy. They have no powers but can fly with the jetpack."@en . "Secret"@en . "American"@en . "Rocketman"@en . "\"three-cartridge rocket pack\" enables him to fly"@en . . "*Historical First Appearance: Scoop Comics #1"@en . "Cal Martin, an inventor and adventurer, creates a \"three-cartridge rocket pack\". He aslo creates one for his fianc\u00E9e Doris Dalton. Together they fight crime and the Nazis as Rocketman and Rocketgirl. They are partnered with Billy Wood, a young boy who they gave a jetpack to and who helps them as Rocket Boy. They have no powers but can fly with the jetpack."@en . "Cal Martin"@en . . "Unknown"@en . "Male"@en . "Cal Martin, an inventor and adventurer, creates a \"three-cartridge rocket pack\". He aslo creates one for his fianc\u00E9e Doris Dalton. Together they fight crime and the Nazis as Rocketman and Rocketgirl. They are partnered with Billy Wood, a young boy who they gave a jetpack to and who helps them as Rocket Boy. They have no powers but can fly with the jetpack. thumb|Golden Age Rocketman and Rocketgirl"@en . "Engaged"@en . "Inventor, Adventurer"@en . "Good"@en . "Superpowers"@en . "Cal Martin"@en . .