- Oregon Tax Court | Tuesday, November 1, 1977 | Cited 0 times
- Supreme Court of Colorado | Monday, April 1, 1957 | Cited 0 times
- Colorado Court of Appeals | Thursday, September 26, 1991 | Cited 0 times
- Supreme Court of Colorado | Monday, December 9, 1968 | Cited 0 times
- Supreme Court of Colorado | Monday, October 10, 1960 | Cited 0 times
- Supreme Court of Colorado | Thursday, July 11, 1991 | Cited 0 times