- Supreme Court of Iowa | Wednesday, February 13, 1985 | Cited 0 times
- Supreme Court of Iowa | Wednesday, March 16, 1977 | Cited 0 times
- Supreme Court of Oklahoma | Tuesday, July 19, 1988 | Cited 0 times
- Supreme Court of Iowa | Wednesday, May 22, 1974 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, February 7, 1975 | Cited 0 times
- Supreme Court of Iowa | Wednesday, February 18, 1981 | Cited 0 times
- Supreme Court of Iowa | Wednesday, May 25, 1977 | Cited 0 times