CHRIS KL-99

Strange Adventures #1"The Menace of the Green Nebula!"

Earliest catalogued appearances of Doctor Darwin Jones and Chris KL-99.

Aug 1950

No listings

Strange Adventures #2"The Doom From Planet X!"

Oct 1950

No listings

Strange Adventures #3"THE METAL WORLD / THE DREAM HOUSE / THE SECRET FATE OF ADOLPH HITLER / THE STRANGER FROM THE STARS"

Dec 1950

No listings

Strange Adventures #5"The World Inside the Atom! / The Perfect Weapon / Mr. Wilkins Sees the Future / The Man Who Could Vanish"

Feb 1951

No listings

Strange Adventures #7"The World Of Giant Ants"

Apr 1951

No listings

Strange Adventures #9"The Origin Of Captain Comet"

Earliest catalogued appearances of Captain Comet and Professor Zackro.

Jun 1951

No listings

Strange Adventures #11"The Day The Past Came Back"

Aug 1951

No listings

Strange Adventures #15"Captain Comet -- Enemy Of Earth"

Dec 1951

No listings

Who's Who: The Definitive Directory of the DC Universe #4

Earliest catalogued appearances of Calculator, Captain Carrot, and Captain Atom (Allen Adam).

Jun 1985

No listings

Secret Origins #43

Aug 1989

No listings