National Museum of Nuclear Science & History
Joseph Ryan was a staff worker at Los Alamos during the Manhattan Project.
Barnes worked in the United States Engineer District Office.
F. E. McMillan served in the 509th Headquarters and Base Services Squadron.
John W. DeWire was a physicist who worked at Los Alamos from March 1943 to January 1946. He was part of Robert R.
Cairnes worked at the 200 West Area at Hanford during the Manhattan Project.
