National Museum of Nuclear Science & History
R. A. Mathews worked for the United States Engineer District Office.
Roger S. Warner, Jr. was a civilian scientist who worked as part of Project Alberta, the team that transported and assembled all the components of the two atomic bombs before the August 1945 bombings of Hiroshima and Nagasaki.
Percy Phillips served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.