- Supreme Court of the United States | Tuesday, February 23, 1971 | Cited 0 times
- Supreme Court of the United States | Tuesday, February 23, 1971 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Friday, December 5, 1980 | Cited 0 times
- Supreme Court of Pennsylvania | Thursday, May 20, 1982 | Cited 0 times
- Supreme Court of the United States | Monday, June 21, 1982 | Cited 0 times