National Museum of Nuclear Science & History
John Smith was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Wende worked at the 300 Area at Hanford during the Manhattan Project.
James Forde joined the Manhattan Project in 1944 when he was hired by the Union Carbide and Carbon Company to work at the Nash Garage Building at Columbia University, where scientists worked on developing the gaseous diffusion process.
Ellerbroek worked for Stone and Webster Engineering Corporation.
Charles Youmans worked for the Tennessee Eastman Corporation at the Y-12 Plant.