- Supreme Court of the United States | Monday, June 28, 1971 | Cited 0 times
- Illinois Supreme Court | Friday, May 21, 1971 | Cited 0 times
- Appellate Court of Illinois | Tuesday, February 29, 1972 | Cited 0 times
- Illinois Supreme Court | Tuesday, November 30, 1971 | Cited 0 times
- Illinois Supreme Court | Tuesday, November 17, 1970 | Cited 0 times
- Illinois Supreme Court | Wednesday, November 18, 1970 | Cited 0 times
- California Supreme Court | Tuesday, June 22, 1976 | Cited 0 times