Comic Title: My Greatest Adventure #7
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Jan/Feb 1956
On Sale Date: November 15, 1955 Copyright Date November 13, 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 November 15, 1955
Source: Newsdealer Magazine, V10 #9

Frequency: Bi-monthly
Cover Price: $0.10
Page Count: 32
Editor: Jack Schiff

Title: "I Was a Cop from Outer Space"
Pages: 8

Artist: Ruben Moreira

Reprinted In:
Pulp Fiction Library:Mystery in Space TPB (1999)