- Supreme Court of Iowa | Wednesday, April 16, 1975 | Cited 0 times
- Supreme Court of Iowa | Wednesday, December 21, 1983 | Cited 0 times
- Supreme Court of the United States | Wednesday, February 23, 1983 | Cited 0 times
- Supreme Court of Iowa | Wednesday, November 13, 1985 | Cited 0 times
- Court of Appeals of Iowa | Tuesday, December 23, 1986 | Cited 0 times
- Supreme Court of Iowa | Wednesday, August 20, 1986 | Cited 0 times
- Supreme Court of the United States | Wednesday, July 2, 1986 | Cited 0 times