- Supreme Court of Iowa | Friday, July 30, 1976 | Cited 0 times
- Supreme Court of Iowa | Wednesday, October 18, 1978 | Cited 0 times
- Supreme Court of Iowa | Wednesday, May 22, 1974 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Thursday, April 25, 1968 | Cited 0 times