- Court of Appeals for the Seventh Circuit | Thursday, October 29, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, April 8, 1968 | Cited 0 times
- Supreme Court of the United States | Monday, June 17, 1968 | Cited 0 times
- Supreme Court of the United States | Monday, May 4, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, November 23, 1970 | Cited 0 times