- Supreme Court of Iowa | Wednesday, October 19, 1977 | Cited 0 times
- Supreme Court of Iowa | Wednesday, February 23, 1994 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Thursday, May 5, 1994 | Cited 0 times
- Supreme Court of Iowa | Wednesday, July 20, 1988 | Cited 0 times
- Supreme Court of Iowa | Wednesday, July 17, 1991 | Cited 0 times
- Supreme Court of the United States | Tuesday, June 26, 1979 | Cited 0 times