Comic Title: Adventures of Rex, the Wonder Dog #37
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Jan/Feb 1958
On Sale Date: November 7, 1957 Copyright Date November 5, 1957
Source: Library of Congress, Periodicals 1957
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 7, 1957
Source: Newsdealer Magazine, V12 #9

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

Title: "Mystery of the Undersea Satellite"
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 #37; next appearance in Adventures of Rex, the Wonder Dog #38)

Supporting Character(s)

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

Villain(s)

• Nat and Mako (thieves; no further appearances)

Other Character(s)

• Dr. Kirby (no further appearances)
• A group of island natives (no further appearances)
• An unnamed general (no further appearances)

Synopsis:
Rex joins Dr. Kirby on a dive to salvage a downed satellite. When he can't locate the satellite underwater, Dr. Kirby contacts island natives in the area and learns that they have recovered a metal fish. The natives bring Kirby to their island, where two thieves are attempting to steal the satellite. Rex stops the crooks, helping Kirby to recover the satellite. The natives are also rewarded for their help.