- Supreme Court of the United States | Wednesday, April 2, 1969 | Cited 0 times
- Supreme Court of the United States | Monday, June 2, 1969 | Cited 0 times
- Wisconsin Supreme Court | Tuesday, September 30, 1969 | Cited 0 times
- Wisconsin Supreme Court | Tuesday, May 4, 1971 | Cited 0 times
- Wisconsin Supreme Court | Tuesday, May 4, 1971 | Cited 0 times
- Wisconsin Supreme Court | Tuesday, October 5, 1971 | Cited 0 times