The Unknown Quantity
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Overview:
- Title: The Unknown Quantity
- Author: Everett F. Bleiler
- Year: 1991
- Type: Reviews
Editions/Publications:
- Unknown. Science Fiction: The Early Years (Unknown, Everett F. Bleiler, Kent State University Press, ISBN-10: 0873384164, $60.00, xxiii+998 pages, Hardcover, Non-fiction)
- Unknown. Science Fiction: The Early Years (Unknown, Joseph Taylor Hazard, Kent State University Press, ISBN-10: 0873384164, $60.00, xxiii+998 pages, Hardcover, Non-fiction)