- Supreme Court of Colorado | Monday, June 8, 1970 | Cited 0 times
- Supreme Court of Colorado | Monday, December 4, 1972 | Cited 0 times
- Supreme Court of Minnesota | Friday, March 20, 1970 | Cited 0 times
- Supreme Court of Colorado | Monday, May 14, 1973 | Cited 0 times
- Supreme Court of the United States | Monday, May 13, 1963 | Cited 0 times