- Supreme Court of the United States | Wednesday, December 6, 1972 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Tuesday, November 21, 1972 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Thursday, March 16, 1972 | Cited 0 times
- Supreme Court of the United States | Monday, June 12, 1972 | Cited 0 times