- Court of Appeals for the Seventh Circuit | Friday, August 25, 1972 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Wednesday, April 18, 1973 | Cited 0 times
- Nebraska Supreme Court | Wednesday, May 3, 1978 | Cited 0 times
- Nebraska Supreme Court | Wednesday, January 17, 1979 | Cited 0 times