- United States Tax Court | Monday, March 29, 1971 | Cited 0 times
- Court of Appeals for the Sixth Circuit | Thursday, December 7, 1972 | Cited 0 times
- United States Tax Court | Thursday, April 2, 1981 | Cited 0 times
- United States Tax Court | Thursday, July 12, 1984 | Cited 0 times
- United States Tax Court | Monday, June 1, 1992 | Cited 0 times
- District Court, N.D. Iowa | Saturday, March 25, 1950 | Cited 0 times