Comic Title: Justice League of America #91
Publisher: DC (National Periodical Publications, Inc.)
Address: 909 Third Avenue, New York, NY
Cover Date: August 1971
On Sale Date: June 8, 1971 Newsstand Date June 8, 1971
Source: House Ad, Justice League of America #90, Page 30

Copyright Date June 8, 1971
Source: Library of Congress, Periodicals 1971

Frequency: Monthly, (with the exception of Jan., Apr., and July)
Cover Price: $0.25
Page Count: 48
Editor: Julius Schwartz

Title: "The Day the World Melted"
Pages: 8

Feature(s):
Knights of the Galaxy

Writer: Robert Kanigher
Penciller: Carmine Infantino
Inker: Joe Giella

Reprinted From:
Mystery in Space #6 (1952)