- Court of Appeals of Maryland | Monday, April 13, 1992 | Cited 0 times
- Supreme Court of Pennsylvania | Thursday, January 7, 1971 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Wednesday, June 30, 1971 | Cited 0 times
- Court of Appeals of Maryland | Friday, August 24, 1984 | Cited 0 times
- District of Columbia Court of Appeals | Wednesday, December 29, 1971 | Cited 0 times
- Supreme Court of the United States | Tuesday, March 31, 1998 | Cited 0 times