- Supreme Court of the United States | Wednesday, February 23, 1977 | Cited 0 times
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- United States Tax Court | Tuesday, November 19, 1985 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Thursday, September 22, 1988 | Cited 0 times
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- United States Tax Court | Tuesday, April 12, 1988 | Cited 0 times
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