- Supreme Court of the United States | Monday, June 3, 1968 | Cited 0 times
- Supreme Court of the United States | Thursday, June 20, 1991 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, June 21, 1991 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, July 10, 1992 | Cited 0 times
- Supreme Court of the United States | Monday, June 13, 1966 | Cited 0 times