Comic Title: Adventures of Rex, the Wonder Dog #32
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Mar/Apr 1957
Approx. On Sale Date: January 3, 1957 Copyright Date January 1, 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.

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

Title: "Masquerade on Hideaway Island"
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 #32; next appearance in Adventures of Rex, the Wonder Dog #33)

Supporting Character(s)

• Danny Dennis (last appearance in Adventures of Rex, the Wonder Dog #32; next appearance in Adventures of Rex, the Wonder Dog #33)

Villain(s)

• An unnamed thief (impersonates Rex J. Thorpe in this story; no further appearances)

Other Character(s)

• Rex Willard, Rex J. Thorpe, and Rex Grant (an actor, a millionaire, and a speedboat king; no further appearances)
• Rex Harmon, Rex Thompson, Rex Millard, and Rex Anderson (a lawyer, an astronomer, an artist, and a playwright; no further appearances)

Synopsis:
Actor Rex Willard creates the Rex Club in which all the members are named Rex. The group is invited to the private island owned by millionaire recluse Rex J. Thorpe. After they arrive Thorpe traps the guests in his mansion and flees the island. Rex the Wonder Dog pursues him in a speed boat and bring him back. Once the guests are free, they learn that the real Thorpe was imprisoned elsewhere in the house. The man they met was a thief, who impersonated the millionaire in order to escape.