Worlds in Collision
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Overview:
- Title: Worlds in Collision
- Author: L. Sprague de Camp
- Year: 1950
- Type: Reviews
Editions/Publications:
- Unknown. Astounding Science Fiction, September 1950 (Unknown, Immanuel Velikovsky, Street & Smith Publications, Inc., $0.25, 164 pages, digest, MAGAZINE)
- Unknown. Astounding Science Fiction, September 1950 (Unknown, L. Sprague de Camp, Street & Smith Publications, Inc., $0.25, 164 pages, digest, MAGAZINE)
- Unknown. The Ragged Edge of Science (Unknown, Immanuel Velikovsky, Owlswick Press, ISBN-10: 0913896063, $16.00, x+244 pages, Hardcover, Non-fiction)
- Unknown. The Ragged Edge of Science (Unknown, L. Sprague de Camp, Owlswick Press, ISBN-10: 0913896063, $16.00, x+244 pages, Hardcover, Non-fiction)