- Supreme Court of the United States | Monday, January 22, 1973 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, February 15, 1980 | Cited 0 times
- Supreme Court of the United States | Thursday, June 15, 1978 | Cited 0 times
- District Court, N.D. Illinois | Tuesday, April 21, 1981 | Cited 0 times