- Nebraska Supreme Court | Friday, May 21, 1971 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, August 15, 1973 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, June 4, 1964 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, August 27, 1974 | Cited 0 times
- Supreme Court of the United States | Monday, December 20, 1971 | Cited 0 times