Data courtesy of the Grand Comics Database under Creative Commons license.

Issue Details

Issue	#12
Published	September 1951
Cover Price	0.10
Pages	52
Editing	Whitney Ellsworth (credited); Julius Schwartz (actual)

Cover Details

Genre	superhero
Pencils	Gil Kane
Inks	Gil Kane

10 page Captain Comet story "The Girl From the Diamond Planet"

Genre	superhero
Script	John Broome
Pencils	Murphy Anderson
Inks	Murphy Anderson
Notes	cover story

10 page story "The Brain Masters of Polaris"

Genre	science fiction
Script	John Broome [as John Osgood]
Pencils	Alex Toth
Inks	Sy Barry
Notes	Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (April 2007).
Reprinted	In From Beyond the Unknown #2 (December - January 1969-1970)

8 page story "Sideways in Time"

Genre	science fiction
Script	Jack Miller
Pencils	Mel Keefer
Inks	Bernard Sachs

10 page story "Exiled from Earth"

Genre	science fiction
Script	Gardner Fox
Pencils	Carmine Infantino
Inks	Bernard Sachs