- Court of Appeals for the Seventh Circuit | Monday, July 27, 1987 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, August 25, 1972 | Cited 0 times
- Court of Appeals for the Sixth Circuit | Wednesday, March 30, 1988 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, June 16, 1972 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 25, 1986 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 25, 1986 | Cited 0 times
- Illinois Supreme Court | Friday, February 16, 1990 | Cited 0 times