Comic Title: Adventures of Rex, the Wonder Dog #38
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Mar/Apr 1958
Approx. On Sale Date: January 2, 1958 Copyright Date December 31, 1957
Source: Library of Congress, Periodicals 1958
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: Bi-monthly
Cover Price: $0.10
Page Count: 32
Editor: Julius Schwartz

Title: "Mystery Message from Nugget Ridge"
Pages: 8

Feature(s):
Rex the Wonder Dog (of Earth-1)

Writer: John Broome
Penciller: Gil Kane
Inker: Bernard Sachs

Feature Character(s)

• Rex the Wonder Dog (last appearance in Adventures of Rex, the Wonder Dog #38; next appearance in Adventures of Rex, the Wonder Dog #39)

Supporting Character(s)

• Danny Dennis (last appearance in Adventures of Rex, the Wonder Dog #38; next appearance in Adventures of Rex, the Wonder Dog #39)
• Major Dennis (last appearance in Adventures of Rex, the Wonder Dog #37; next appearance in Adventures of Rex, the Wonder Dog #39)

Villain(s)

• Two bandits (no further appearances)

Other Character(s)

• Sgt. David Stoner (a mountie; no further appearances)
• Jim Ferris (a gold miner; no further appearances)

Synopsis:
Rex and Danny visit Canada where they stay with Sgt. Stoner of the Royal Mounted Patrol. Stoner is forced to leave Danny when he learns of trouble at a remote gold mine. Rex joins the mountie as a sled dog. Rex saves Stoner's life and apprehends two crooks robbing the mine. Following the adventure, Rex is made an honorary mountie.