National Museum of Nuclear Science & History
Cummings worked for Stone and Webster Engineering Corporation.
Francis Birch (1903-1992) was an American geophysicist. In 1942, Birch worked at the MIT Radiation Lab, which was tasked with radar development.
Tom Forkner was a US Army lieutenant and logistics officer who worked at Oak Ridge, TN and New York, NY during the Manhattan Project.
George T. Felbeck was a Manhattan Project veteran and engineer, who held the position of Manager of Operations at Oak Ridge for Union Carbide.