- Supreme Court of Minnesota | Friday, September 6, 1968 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, January 21, 1986 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, April 1, 1986 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, May 22, 1984 | Cited 0 times
- Supreme Court of the United States | Monday, June 23, 1969 | Cited 0 times
- Supreme Court of the United States | Wednesday, February 26, 1986 | Cited 0 times