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- Supreme Court of the United States | Monday, April 6, 1970 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, August 14, 1990 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, January 2, 2001 | Cited 0 times
- Court of Appeals of Minnesota | Tuesday, September 25, 2001 | Cited 0 times
- Supreme Court of the United States | Friday, June 19, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, June 2, 1969 | Cited 0 times