(16 sides, IL-99-31) in Joliet, Will County, IL. Center St. S. 0.1 miles (1 block) from jct with US30 (W Jefferson St.) in Joliet, W. on Washington St. 0.2 miles, S. on Comstock St. 1 short block, W. on Irene St. 300’ to the house on the N. side of the road at 517/519. (10-3-04, N41° 31.390', W88° 05.720')