“ ‘Swamp Gas’ Challenged In UFO Report”,
16 May 1966 (Rome News-Tribune, Georgia)
Hillsdale County Civil Defense Director William Van Horn issued a 24-page report challenging Dr. J. Allen Hynek’s conclusion that swamp gas caused UFO sightings in Hillsdale, Michigan in March 1966, the Rome News-Tribune reports:
http://news.google.com/newspapers?id=-NstAAAAIBAJ&sjid=ozEDAAAAIBAJ&pg=3490,1885183
A UFO was sighted over a swamp near Hillsdale College by William Van Horn and over eighty coeds on the evening of 21 March 1966.
I also reported on this UFO case on 4 December 2010:
ufo-news-article-87-coeds-say-they-saw.html