- Supreme Court of Iowa | Friday, July 29, 1977 | Cited 0 times
- Supreme Court of Colorado | Monday, June 19, 1972 | Cited 0 times
- Supreme Court of the United States | Tuesday, June 29, 1976 | Cited 0 times
- Court of Appeals for the Fifth Circuit | Friday, February 2, 1973 | Cited 0 times
- Illinois Supreme Court | Thursday, March 18, 1976 | Cited 0 times