UFO Project: “UFOs: A History/ The Fifth Horseman of the Apocalypse”

By Loren E. Gross
(Sign Oral History Project, Minneapolis, Minnesota)

Gross draws his material from newspaper, magazine, military and civilian reports, UFO books and collections from UFO researchers:

http://sohp.us/collections/ufos-a-history/



















(sohp.us image)

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