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- Supreme Court of the United States | Tuesday, February 22, 1972 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, August 24, 1990 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Thursday, December 27, 2007 | Cited 0 times
- Supreme Court of the United States | Tuesday, January 14, 1992 | Cited 0 times
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- Court of Appeals for the Tenth Circuit | Monday, February 7, 2011 | Cited 0 times