Comic Title: Adventures of Rex, the Wonder Dog #41
Publisher: DC (National Comics Publications, Inc.)
Address: 480 Lexington Avenue, New York, NY
Cover Date: Sep/Oct 1958
On Sale Date: July 1, 1958 Copyright Date July 1, 1958
Source: Library of Congress, Periodicals 1958

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

Title: "The Wonder Dog of Space"
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 #41; next appearance in Adventures of Rex, the Wonder Dog #42)
• Danny Dennis (last appearance in Adventures of Rex, the Wonder Dog #41; next appearance in Adventures of Rex, the Wonder Dog #42)

Villain(s)

• King Makos and his advisors (no further appearances)

Other Character(s)

• Xtar (last appearance in Adventures of Rex, the Wonder Dog #39; no further appearances)

Synopsis:
Xtar, an alien from Yquem, returns to Earth to ask for Rex's help. Rex travels back to Xtar's planet where two leaders are preparing for peace talks. Rex becomes a spy in order to uncover the secret plans of King Makos. He discovers that Makos is planning to imprison his rival. Before the plan can be executed, Rex informs Xtar. The king's plan is then thwarted and the peace talks are successful. Rex then returns to Earth.