Friday, Aug. 21, 2015 8 p.m. to 11 p.m. Location: Unitarian Universalist Church, 120 Park Street, Bangor, Maine For more information: 2079419727; bangorcontra.org Contradance Friday, August 21 with music by Audrey and Clayton with Maggie Robinson calling. Unitarian Universalist Church, 120 Park Street, downtown Bangor. Beginners’ session at 7:30 PM; …