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

Issue Details

Issue #53
Published April-May 1964
Cover Price 0.12 USD
Pages 36
Editing Murray Boltinoff; George Kashdan

Cover Details - "The Challenge of the Expanding World!"

Characters Atom [Ray Palmer]; Flash [Barry Allen]
Genre Superhero
Pencils Bob Brown
Inks Bob Brown
Reprinted in Brave and the Bold Team-Up Archives, The (DC, 2005 series) #1 (March 2005)

25 page Atom and Flash story "The Challenge of the Expanding World"

Characters Atom [Ray Palmer]; Flash [Barry Allen]; Iris West; Harry; Dr. Willis Stanton; Larnus (first appearance); Arbellice (first appearance); Zarn (first appearance); Attila-5 (first appearance; villain)
Synopsis Flash and Atom must stop a microscopic world from expanding.
Genre Superhero
Script Bob Haney
Pencils Alex Toth
Inks Alex Toth
Reprinted in Action Comics (DC, 1938 series) #406 (November 1971); in Greatest Team-Up Stories Ever Told, The (DC, 1989 series) #nn; in Brave and the Bold Team-Up Archives, The (DC, 2005 series) #1 (March 2005)