5. Adolf Joseph KOBERSTEIN Jr.
11930 U.S. Federal Cencus, 31 Dec 2002. "Listed Adolf as son of Adolf and Mary Koberstein with calculated birth year of 1924.".
1California Marriage Registration, vitalsearch.com. "Adolph J. Koberstein married Helen E. Derschan on October 18, 1953 in Los Angeles county California."