- United States Tax Court | Thursday, February 26, 1970 | Cited 0 times
- United States Tax Court | Thursday, September 15, 1977 | Cited 0 times
- California Court of Appeal | Thursday, July 15, 1976 | Cited 0 times
- District Court, S.D. New York | Monday, July 30, 1973 | Cited 0 times
- United States Tax Court | Thursday, July 14, 2011 | Cited 0 times
- Court of Appeals for the First Circuit | Thursday, January 10, 1974 | Cited 0 times
- Court of Appeals for the First Circuit | Wednesday, April 3, 1974 | Cited 0 times
- District Court, E.D. Pennsylvania | Friday, March 30, 1973 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Wednesday, October 8, 1980 | Cited 0 times
- District Court, W.D. Pennsylvania | Wednesday, November 28, 1984 | Cited 0 times
- Supreme Court of Pennsylvania | Friday, June 19, 1987 | Cited 0 times
- United States Tax Court | Monday, September 22, 1980 | Cited 0 times
- Court of Appeals for the Third Circuit | Friday, June 27, 1969 | Cited 0 times