Comic Title: Adventure Comics #49
Publisher: DC (Detective Comics, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: April 1940
Approx. On Sale Date: March 7, 1940 Copyright Date March 8, 1940
Source: Library of Congress, Periodicals 1940
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.

Frequency: Monthly
Cover Price: $0.10
Page Count: 64
Editor: Fredric Whitney Ellsworth

Title: "The Polar Zone"
Pages: 6

Feature(s):
Cotton Carver

Writer: Gardner F. Fox
Artist: John Lehti