- Court of Appeals for the Eighth Circuit | Tuesday, May 2, 1972 | Cited 0 times
- Nebraska Supreme Court | Friday, April 2, 1982 | Cited 0 times
- Supreme Court of the United States | Monday, June 15, 1964 | Cited 0 times
- Supreme Court of the United States | Monday, January 27, 1969 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 8, 1983 | Cited 0 times