- Supreme Court of Pennsylvania | Thursday, April 28, 1977 | Cited 0 times
- Supreme Court of Pennsylvania | Friday, October 14, 1983 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Monday, June 3, 1974 | Cited 0 times
- Supreme Court of Pennsylvania | Friday, February 21, 1992 | Cited 0 times
- Supreme Court of Pennsylvania | Friday, October 28, 1983 | Cited 0 times