- Supreme Court of Colorado | Monday, June 29, 1970 | Cited 0 times
- Supreme Court of Iowa | Thursday, March 9, 1967 | Cited 0 times
- Supreme Court of Iowa | Thursday, July 31, 1975 | Cited 0 times
- Supreme Court of Iowa | Tuesday, March 12, 1963 | Cited 0 times
- North Dakota Supreme Court | Monday, December 19, 1977 | Cited 0 times
- Supreme Court of Iowa | Wednesday, January 22, 1975 | Cited 0 times