- United States Tax Court | Friday, November 18, 1966 | Cited 0 times
- United States Tax Court | Thursday, June 9, 1977 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Thursday, October 29, 1987 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Friday, December 2, 1966 | Cited 0 times
- United States Tax Court | Wednesday, September 21, 1994 | Cited 0 times