- Court of Appeals for the D.C. Circuit | Thursday, August 22, 1968 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Monday, March 3, 1969 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Thursday, October 23, 1969 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Wednesday, March 24, 1976 | Cited 0 times