- Supreme Court of the United States | Monday, May 27, 1968 | Cited 0 times
- Supreme Court of the United States | Tuesday, April 20, 1971 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, July 7, 1975 | Cited 0 times
- Court of Appeals for the Fourth Circuit | Friday, May 31, 1974 | Cited 0 times
- Supreme Court of the United States | Monday, June 7, 1971 | Cited 0 times