- Court of Appeals for the Eighth Circuit | Friday, April 23, 1971 | Cited 0 times
- Court of Appeals for the Sixth Circuit | Tuesday, January 26, 1971 | Cited 0 times
- Court of Appeals for the Eighth Circuit | Tuesday, March 30, 1971 | Cited 0 times
- District Court, N.D. Illinois | Wednesday, January 12, 1972 | Cited 0 times