(Dental Circle, 12 sided, IL-10-16) in Champaign, Champaign County, IL. US45/150 (Springfield Av.) E. 0.25 miles from jct with US45 (Neil St.), S. on 1st St. 1 block, E. on Healey St. 1 block to the bldg on the N. side of the road. (N40 06.703 W88 14.244) Photo 3-4-09.