(21' x 21', IL-22-04 - Gone) in Downers Grove, DuPage County, IL. Fairview S. 0.4 miles from jct with 63rd St. in Downers Grove, W. on 66th 0.2 miles to the house on the S. side of the road at 519 66th St. Old railroad switch house. (1-18-02, N41 46.041 W87 59.887)