Flying Saucers: Friend, Foe or Fantasy?

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Overview:

Title: Flying Saucers: Friend, Foe or Fantasy?
Author: Willy Ley
Year: 1950
Type: Essays

Editions/Publications:

Unknown. Galaxy Science Fiction, October 1950 (Unknown, Willy Ley, World Editions, Inc., $0.25, 164 pages, digest, MAGAZINE)