(Historic, 1871) in Riverside, Cook County, IL. IL171 (1st Av.) N. 0.9 miles from jct with US34 (Ogden Av.) in riverside, E. on Forest Av. 0.5 miles, S. on Woodside Rd. 200’ to the tower on the W. side of the road. (N41 49.671 W87 49.199) Photo 5-12-04.