National Museum of Nuclear Science & History
Hockett worked for Stone and Webster Engineering Corporation.
Walter R. Julek was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Johnson worked at the 100-B Area at Hanford during the Manhattan Project.
Harvey Slatin was an American physicist. Slatin was born in New York City. He studied chemical engineering at Cornell University prior to joining the U.