- United States Tax Court | Wednesday, December 13, 2000 | Cited 0 times
- United States Tax Court | Wednesday, April 19, 2006 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Friday, April 8, 1994 | Cited 0 times
- Supreme Court of the United States | Monday, November 6, 1933 | Cited 0 times
- Supreme Court of the United States | Wednesday, June 25, 1986 | Cited 0 times
- United States Tax Court | Thursday, May 2, 1991 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 21, 1979 | Cited 0 times