- Court of Appeals for the Seventh Circuit | Wednesday, October 8, 1969 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Tuesday, April 13, 1971 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, March 16, 1978 | Cited 0 times
- Supreme Court of the United States | Monday, June 16, 1969 | Cited 0 times