- United States Tax Court | Monday, August 29, 1977 | Cited 0 times
- United States Tax Court | Tuesday, January 13, 2015 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, June 18, 1971 | Cited 0 times
- Supreme Court of the United States | Monday, March 1, 1937 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Friday, October 7, 2005 | Cited 0 times
- United States Tax Court | Thursday, April 9, 1970 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Wednesday, August 5, 1998 | Cited 0 times
- United States Tax Court | Thursday, October 22, 1992 | Cited 0 times