- Supreme Court of the United States | Monday, June 2, 1969 | Cited 0 times
- United States Tax Court | Monday, September 27, 1971 | Cited 0 times
- Supreme Court of the United States | Monday, December 8, 1952 | Cited 0 times
- United States Tax Court | Tuesday, October 2, 1973 | Cited 0 times