- Court of Appeals for the Fifth Circuit | Wednesday, January 8, 1969 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, March 23, 1971 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, October 17, 1968 | Cited 0 times
- Supreme Court of the United States | Monday, January 17, 1972 | Cited 0 times