IN UNIFORM
Berlin J. Kopp, son of Mr. and Mrs. Francis A. Kopp, 4028 Jefferson street, has been promoted from the rank of sergeant to staff sergeant. He has been overseas since December 6, 1944, and is a gunner on a B-17 Flying Fortress. He was a machine operator at Albertson and Company prior to entering service in January, 1944.
Source: The Sioux City Journal, April 10, 1945
