When Superboy discovers that Pa Kent's ancestor was a notorious pirate, Sinbad Kent, he resolves to travel into the past and discover the truth before Pa Kent gives in to the disgrace from his fellow Smallvillians.
Superboy discovers that Captain Sinbad was, in fact, a secret agent working to secretly carry out orders from the Continental Congress to help the colonists with the revolution.
The truth is revealed in the present with a portrait of George Washington, that has been in the Kent family for generations, is revealed to have a written commendation of Sinbad Kent by Washington himself.
- This version of Sinbad Kent (Earth-One), including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- 2 Appearances of Sinbad Kent (Earth-One)
- 1 Images featuring Sinbad Kent (Earth-One)
- Quotations by or about Sinbad Kent (Earth-One)
- Character Gallery: Sinbad Kent (Earth-One)