Photos by Rob Alway, Editor-in-Chief SCOTTVILLE — The 50th annual Western Michigan Old Engine & Tractor Show at the Scottville Riverside Park is underway. The final day is Saturday, Aug. 3 with the show beginning at 9 a.m. and ending at 6 p.m. Saturday’s events will include kids’ day activities from 10 a.m. to 3 p.m. — including a pedal…