- Supreme Court of Iowa | Wednesday, April 20, 1977 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Tuesday, June 17, 1969 | Cited 0 times
- Supreme Court of Iowa | Tuesday, May 6, 1969 | Cited 0 times
- Supreme Court of the United States | Monday, June 14, 1948 | Cited 0 times
- District Court, S.D. New York | Wednesday, January 25, 1978 | Cited 0 times