- Supreme Court of the United States | Monday, May 18, 1981 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, March 21, 1986 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, July 7, 1983 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Tuesday, August 22, 1989 | Cited 0 times
- Supreme Court of the United States | Thursday, June 29, 1972 | Cited 0 times