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

Issue Details

Issue	#10
Published	October-November 1959
Cover Price	0.10
Pages	36
Editing	Jack Schiff

Cover Details

Genre	adventure
Pencils	Bob Brown
Inks	Bob Brown

12 page Challengers of the Unknown story "The Four Faces of Doom"

Genre	adventure
Script	Dave Wood?
Pencils	Bob Brown
Inks	Bob Brown
Notes	writer id by Bob Hughes

13 page Challengers of the Unknown story "The Cave-Man Beast"

Genre	adventure
Script	France Ed Herron
Pencils	Bob Brown
Inks	Bob Brown
Notes	writer id by Bob Hughes