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Challenge to Science: The UFO Enigma

3.95  ·  Rating Details ·  39 Ratings  ·  0 Reviews
Mass Market Paperback, 352 pages
Published October 12th 1978 by Ballantine Books (first published 1966)
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Excerpted from wikipedia: Jacques Fabrice Vallée (born September 24, 1939 in Pontoise, Val-d'Oise, France) is a venture capitalist, computer scientist, author, ufologist and former astronomer currently residing in San Francisco, California.
In mainstream science, Vallée is notable for co-developing the first computerized mapping of Mars for NASA and for his work at SRI International in creating ARP
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