“Hundreds See Sharon UFO In Blackout”,
8 September 1967 (The Pittsburgh Press, Pennsylvania)
This is a news article regarding a UFO which was sighted just after a major power failure blacked out portions of Sharon, Farrell and Sharpsville on 7 September 1967:
http://news.google.com/newspapers?id=1nYfAAAAIBAJ&sjid=308EAAAAIBAJ&pg=2992,2009196
Hundreds of people, including Sharon Police Chief Earl Holby and other police officers, sighted the UFO, according to the Pittsburg Press article.
The towns of Sharon, Farrell and Sharpsville is situated in western Pennsylvania, near the border of Pennsylvania and Ohio.
Map of Pennsylvania
(citytowninfo.com image)