- Illinois Supreme Court | Thursday, November 18, 2010 | Cited 0 times
- Supreme Court of the United States | Tuesday, March 27, 1979 | Cited 0 times
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- Court of Appeals for the Seventh Circuit | Tuesday, April 6, 1982 | Cited 0 times
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- California Supreme Court | Wednesday, October 20, 1971 | Cited 0 times
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