- United States Tax Court | Wednesday, August 3, 1955 | Cited 0 times
- United States Tax Court | Thursday, April 30, 1953 | Cited 0 times
- Supreme Court of Minnesota | Friday, September 3, 1965 | Cited 0 times
- District Court, N.D. Illinois | Monday, May 22, 1978 | Cited 0 times