SR Heritage Festival August 23, 2010 Last Updated: August 23, 2010 12:19 PM Community L.D. Williams of Dragon Fly Balloons works his magic Saturday during the Slippery Rock Heritage Festival at Slippery Rock University. Classic and muscle cars were on display as part of the festival's car cruise. The festival promotes local history. Continue Reading with One of the Options Below Become a Butler Eagle Subscriber Today Subscribe to read the full article and support our local, independent news organization. Subscribe Today Already a subscriber? Sign in Here You can cancel any time. Share this article: Order Photo Reprints: More in Community Learn the science behind jams and jellies Sts. Peter and Paul church having community clothing sale Time capsule: Kid’s Tractor Pull an intense competition at 2008 farm show New women’s club president sets kindness as her theme Mural painter Mike Rehm leaves artistic legacy, but also a friendly one SEBCO Pool renovation proceeding on schedule, expected to open for next summer