The Mysterious Planet

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Overview:

Title: The Mysterious Planet
Author: Kenneth Wright
Year: 1964
Publisher: Holt, Rinehart and Winston
Price: $2.95
Pages: xi+209
Binding: Hardcover
Type: Novel
Title Reference: The Mysterious Planet
Notes: "FOURTH PRINTING, DECEMBER, 1964" on copyright page of Archive.org copy.
Data from The Whole Science Fiction Data Base No. 2