- Supreme Court of Iowa | Wednesday, April 23, 1980 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Tuesday, August 18, 1987 | Cited 0 times
- Court of Appeals for the Sixth Circuit | Wednesday, July 9, 1969 | Cited 0 times
- District Court, D. Minnesota | Friday, May 26, 1972 | Cited 0 times