- It's the "Hornet"! I'll signal her!
- — Midshipman Dewey src
He encountered and defeated several pirates, mutineers, smugglers, and slavers.
- This version of Midshipman Dewey, 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.
- 18 Appearances of Jack Dewey (Earth-Two)
- 1 Images featuring Jack Dewey (Earth-Two)
- 2 Quotations by or about Jack Dewey (Earth-Two)
- Character Gallery: Jack Dewey (Earth-Two)
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