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

Issue Details

Issue	#20
Published	June-July 1954
Cover Price	0.10
Pages	36
Editing	Julius Schwartz

Cover Details - "The Man in the Martian Mask!"

Genre	science fiction
Pencils	Murphy Anderson
Inks	Murphy Anderson

6 page story "The Man In the Martian Mask"

Genre	science fiction
Script	Sid Gerson
Pencils	Carmine Infantino
Inks	Sy Barry
Notes	Pencils and inks credits confirmed by Julius Schwartz's editorial records, provided by DC Comics (12 August 2007)

5 page story "The Planet of No Return"

Script	Sid Gerson
Pencils	Gil Kane
Inks	Bernard Sachs
Notes	Pencils and inks credits confirmed by Julius Schwartz's editorial records, provided by DC Comics (12 August 2007)

5 page story "The Boomerang Meteors"

Script	Otto Binder
Pencils	Mort Drucker
Inks	Bernard Sachs
Notes	Pencils and inks credits confirmed by Julius Schwartz's editorial records, provided by DC Comics (12 August 2007)

6 page Interplanetary Insurance, Inc story "Interplanetary Insomnia, Inc"

Genre	science fiction
Script	Sid Gerson
Pencils	Carmine Infantino
Inks	Sy Barry
Notes	Pencils and inks credits confirmed by Julius Schwartz's editorial records, provided by DC Comics (12 August 2007)

1 page Giants of the Telescope filler "William Lassell"

Genre	Fact
Notes	Information for this sequence from Arthur Lortie, September 2008. Location of this sequence within this issue is unknown.