- Supreme Court of the United States | Monday, April 20, 1970 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, June 24, 1993 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, July 2, 1993 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Monday, January 30, 1995 | Cited 0 times