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

Issue Details

Issue	#51
Published	February-March 1950
Cover Price	0.10
Pages	52
Editing	Whitney Ellsworth

Cover Details - "Invaders from the World Below!"

Characters	Green Lantern [Alan Scott]; Hawkman [Carter Hall] (both as the Justice Society of America/JSA); Diamond Men
Genre	Superhero
Pencils	Arthur F. Peddy
Inks	Bernard Sachs
Reprinted	in All Star Comics Archives (DC, 1991 series) #11

10 page Justice Society of America story "Invaders from the World Below! [chapter 1]"

Characters	Green Lantern [Alan Scott]; Hawkman [Carter Hall]; Wonder Woman [Earth-2]; Atom [Al Pratt]; Flash [Jay Garrick]; Black Canary; Dr. Mid-Nite (all as the Justice Society of America/JSA); Diamond Men
Genre	superhero
Script	John Broome
Pencils	Arthur F. Peddy
Inks	Bernard Sachs
Reprinted	in All Star Comics Archives (DC, 1991 series) #11

10 page Justice Society of America story "Invaders from the World Below! [chapter 2]"

Characters	Wonder Woman [Earth-2]; Black Canary; Flash [Jay Garrick]; Green Lantern [Alan Scott]; Atom [Al Pratt] (all as the Justice Society of America/JSA); The Perisphere and the Trylon (later All-Star Squadron Headquarters); Diamond Men
Genre	superhero
Script	John Broome
Pencils	Arthur F. Peddy
Inks	Bernard Sachs
Reprinted	in All Star Comics Archives (DC, 1991 series) #11

Half page filler "What's Your Name?"

Genre	Fact
Pencils	Martin Naydel (signed)
Inks	Martin Naydel (signed)
Notes	This filler did NOT appear in the Archives.

12 page Justice Society of America story "Invaders from the World Below! [chapter 3]"

Characters	Hawkman [Carter Hall]; Dr. Mid-Nite; Black Canary; Green Lantern [Alan Scott]; Flash [Jay Garrick]; Wonder Woman [Earth-2]; Atom [Al Pratt] (all as the Justice Society of America/JSA); Diamond Men
Genre	superhero
Script	John Broome
Pencils	Arthur F. Peddy
Inks	Bernard Sachs
Reprinted	in All Star Comics Archives (DC, 1991 series) #11

Half page Justice Society of America Laboratory Notes filler "The Principle of the Helicopter; An Optical Illusion"

Characters	Dr. Mid-Nite
Synopsis	Guest scientist Dr. Mid-Nite shows how to create your own helicopter by using a strip of light cardboard plus six paper clips. He also tries to puzzle the reader with an optical illusion.
Genre	Fact
Pencils	Arthur F. Peddy
Inks	Bernard Sachs
Notes	This filler NOT found in the Archives. Art credits by Craig Delich (Jan. 2006). The Statement of Ownership is found at the bottom of this page.

2 page text article "Feathered Pilots"

Genre	Fact
Script	William I. Irwin (signed)
Letters	typeset
Notes	This text story did NOT appear in the Archives.

Half page Little Arthur's Surprise Cartoon! activity "untitled"

Genre	humor
Notes	This filler did NOT appear in the Archives.

5 page Johnny Peril's Surprise Story! story "The Ice Queen"

Characters	Johnny Peril
Genre	fantasy
Pencils	Howard Purcell
Notes	Ink credit is unknown per Craig Delich (April 30, 2004). This story does NOT appear in the Archives.

1 page Batman & Robin public service announcement "Stand Up for Sportsmanship!"

Characters	Batman [Earth-2]; Robin [Earth-2]
Genre	superhero
Script	Jack Schiff
Pencils	Win Mortimer
Inks	Stan Kaye
Letters	Ira Schnapp
Notes	This PSA was NOT reprinted in the Archives.