Alternate Orbits / The Dark Dimensions

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Overview:

Title: Alternate Orbits / The Dark Dimensions
Author: A. Bertram Chandler
Year: 1971
Type: Omnibuses
Series: John Grimes

Editions/Publications:

Unknown. Alternate Orbits / The Dark Dimensions (Unknown, A. Bertram Chandler, Ace Books, ISBN-10: 0441137830, $0.75, 117+136 pages, dos, Omnibus)