- United States Tax Court | Monday, September 29, 1969 | Cited 0 times
- United States Tax Court | Wednesday, May 30, 1984 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Thursday, December 3, 1970 | Cited 0 times
- United States Tax Court | Thursday, March 23, 1989 | Cited 0 times
- Court of Appeals for the Tenth Circuit | Thursday, October 16, 1969 | Cited 0 times
- Court of Appeals for the Second Circuit | Monday, January 10, 1972 | Cited 0 times
- Court of Appeals for the Second Circuit | Tuesday, December 1, 1970 | Cited 0 times
- Court of Appeals for the Sixth Circuit | Wednesday, January 30, 1980 | Cited 0 times