(Blain, 18', 1982, 38-50-B) across Tuscarora Mountain Branch N. of Blain, Jackson Township, Perry County, PA. PA17 N. 0.65 miles from jct with PA274 in Blain to the bridge on the E. side of the road. This bridge is within sight of & across PA17 from 38-50-a. (6-19-04, N40° 20.86', W77° 30.62') Photo by George Conn.