National Museum of Nuclear Science & History
Trumper worked for Stone and Webster Engineering Corporation.
John Brand joined the Manhattan Project in 1943 while working at the Ilion, N.Y. plant of Remington Arms, Co.
Cannon worked for Stone and Webster Engineering Corporation.
William L. Murphy was a Technical Sargeant in the US Army who worked as part of Project Alberta, the team that transported and assembled the two atomic bombs in July and August 1945.
Earl Schilt worked for the United States Engineer District Office.