- United States Tax Court | Friday, December 9, 1966 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Monday, August 26, 1968 | Cited 0 times
- United States Tax Court | Thursday, December 29, 1994 | Cited 0 times
- United States Tax Court | Tuesday, February 4, 1969 | Cited 0 times
- United States Tax Court | Tuesday, September 23, 1997 | Cited 0 times