- District Court, E.D. Pennsylvania | Thursday, March 13, 2008 | Cited 0 times
- United States Tax Court | Thursday, June 25, 1987 | Cited 0 times
- Supreme Court of the United States | Monday, November 7, 1932 | Cited 0 times
- Supreme Court of the United States | Monday, November 6, 1933 | Cited 0 times
- United States Tax Court | Thursday, February 29, 1996 | Cited 0 times