- Commonwealth Court of Pennsylvania | Tuesday, July 8, 1986 | Cited 0 times
- Supreme Court of the United States | Wednesday, March 4, 1981 | Cited 0 times
- Commonwealth Court of Pennsylvania | Wednesday, August 13, 1986 | Cited 0 times
- Supreme Court of Pennsylvania | Wednesday, October 20, 1976 | Cited 0 times
- Supreme Court of the United States | Monday, May 14, 1973 | Cited 0 times