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

Issue Details

Issue	#30
Published	February-March 1956
Cover Price	0.10 USD
Pages	36
Editing	Julius Schwartz
Notes	Cover pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics (28 August 2007)

Cover Details - "The Impossible World Named Earth!"

Characters	Dwight Eisenhower
Genre	science fiction
Pencils	Gil Kane
Inks	Gil Kane
Notes	Cover pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics (28 August 2007)

6 page story "The Impossible World Named Earth"

Genre	science fiction
Script	Otto Binder
Pencils	Carmine Infantino
Inks	Joe Giella
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 (DC, 1969 series) #17 June-July 1972

5 page story "The Boomerang World"

Genre	science fiction
Script	Otto Binder
Pencils	Frank Giacoia
Inks	Joe Giella
Notes	Pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics (28 August 2007)

6 page story "The Patent Planet"

Genre	science fiction
Script	Edmond Hamilton
Pencils	Sid Greene
Inks	Joe Giella

5 page Space Cabbie story "The Robinson Crusoe of Space"

Genre	science fiction
Script	Otto Binder
Pencils	Gil Kane
Inks	Bernard Sachs
Notes	Pencils and inks credits confirmed from Julius Schwartz's editorial records, provided by DC Comics (28 August 2007)

1 page Giants of the Telescope filler "Sir Joseph Norman Lockyer"

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