- Supreme Court of Iowa | Tuesday, April 5, 1966 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Friday, March 20, 1970 | Cited 0 times
- Court of Appeals for the D.C. Circuit | Wednesday, March 18, 1970 | Cited 0 times
- District of Columbia Court of Appeals | Monday, January 27, 1975 | Cited 0 times
- District of Columbia Court of Appeals | Wednesday, December 30, 1981 | Cited 0 times