- United States Tax Court | Tuesday, June 20, 1972 | Cited 0 times
- Court of Appeals for the Seventh Circuit | Tuesday, January 16, 1951 | Cited 0 times
- District Court, N.D. Illinois | Monday, October 27, 1980 | Cited 0 times
- District Court, N.D. Illinois | Tuesday, February 5, 1974 | Cited 0 times