- United States Tax Court | Thursday, January 10, 1957 | Cited 0 times
- District Court, N.D. Iowa | Monday, April 27, 1953 | Cited 0 times
- United States Tax Court | Thursday, January 12, 1978 | Cited 0 times
- United States Tax Court | Monday, April 13, 1964 | Cited 0 times
- Court of Appeals for the Ninth Circuit | Wednesday, November 8, 1972 | Cited 0 times