- Supreme Court of Iowa | Wednesday, March 18, 1987 | Cited 0 times
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- Supreme Court of Iowa | Wednesday, February 14, 1996 | Cited 0 times
- Supreme Court of Iowa | Thursday, January 24, 2002 | Cited 0 times
- Supreme Court of the United States | Monday, November 23, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, June 25, 1984 | Cited 0 times