Aliens : Encounters With the Unexplained
by Marcus Day
Paperback - 128 pages - June 1999
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Drawing on the latest worldwide research, this comprehensive study includes rare case stories of UFO sightings from credible individuals, and is filled with photographic evidence. Over 200 illustrations.
The Field Guide to Extraterrestrials
by Patric Huyghe
Paperback - 136 Pages
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A comprehensive, illustrated guide to many types of extraterrestrial entities reported over the last century.
Aliens : Encounters With the Unexplained
The Field Guide to Extraterrestrials
