- Supreme Court of the United States | Monday, May 18, 1981 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Wednesday, May 15, 1985 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Wednesday, September 30, 1992 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Monday, December 7, 1987 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Monday, September 14, 1992 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 7, 1972 | Cited 0 times
- District Court, N.D. Illinois | Monday, March 23, 1987 | Cited 0 times
- Illinois Supreme Court | Thursday, April 2, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, January 24, 1994 | Cited 0 times