(Durham, 31', 1853, IL-50-05) in Mendota, La Salle County, IL. US34 E. 0.05 miles (1 block) from jct with US52 to the house on the N. side of the road at 1208. At the NE corner of Washington St. (US34) & Iowa St. (N41 32.903 W89 07.581) Photo 5-12-01.