- Supreme Court of the United States | Monday, May 29, 1961 | Cited 0 times
- Supreme Court of the United States | Monday, April 21, 1969 | Cited 0 times
- Wisconsin Supreme Court | Friday, June 5, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, May 5, 1969 | Cited 0 times
- Supreme Court of the United States | Monday, April 20, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, June 14, 1971 | Cited 0 times