- Commonwealth Court of Pennsylvania | Thursday, August 4, 1988 | Cited 0 times
- Commonwealth Court of Pennsylvania | Thursday, April 5, 1990 | Cited 0 times
- New York Court of Appeals | Tuesday, March 6, 1917 | Cited 0 times
- Commonwealth Court of Pennsylvania | Thursday, August 5, 1993 | Cited 0 times
- Supreme Court of Pennsylvania | Tuesday, February 9, 1988 | Cited 0 times
- Supreme Court of Pennsylvania | Wednesday, March 21, 1990 | Cited 0 times