- Court of Appeals of Wisconsin | Friday, December 27, 1991 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, July 17, 1981 | Cited 0 times
- Supreme Court of the United States | Monday, June 11, 1984 | Cited 0 times
- Court of Appeals of Wisconsin | Tuesday, March 25, 1986 | Cited 0 times
- Supreme Court of the United States | Monday, December 20, 1971 | Cited 0 times