Comic Title: Mystery in Space #29
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Dec/Jan 1955
On Sale Date: October 18, 1955 Copyright Date October 16, 1955
Source: Library of Congress, Periodicals 1955
Until 1958 DC did not report actual on sale dates to the copyright office
The publication dates listed in LoC records are NOT release dates.

Newsstand Date October 18, 1955
Source: Newsdealer Magazine, V10 #8

Frequency: Bi-monthly
Cover Price: $0.10
Page Count: 32
Editor: Julius Schwartz

Title: "Space-Enemy Number One"
Pages: 6

Writer: John Broome
Artist: Carmine Infantino

Reprinted In:
Justice League of America #92 (1971)