- Supreme Court of the United States | Monday, June 23, 1969 | Cited 0 times
- Supreme Court of the United States | Monday, January 26, 1970 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, August 24, 1970 | Cited 0 times
- Supreme Court of the United States | Monday, June 13, 1966 | Cited 0 times