National Museum of Nuclear Science & History
Preston Veltman was an American chemist. Veltman was born in Grand Rapids, Michigan. He studied at Michigan Technological University, and earned a Ph.
Albert Tannenbaum was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Gudgeon worked for Stone and Webster Engineering Corporation.
Chambers worked at the 300 Area at Hanford during the Manhattan Project.