- Supreme Court of the United States | Monday, January 21, 1980 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, August 8, 1974 | Cited 0 times
- Supreme Court of Colorado | Monday, December 24, 1979 | Cited 0 times
- Supreme Court of Colorado | Monday, March 14, 1966 | Cited 0 times