National Museum of Nuclear Science & History
William L. Strohecker (1900-1986) was a civil scientist working at Los Alamos during the Manhattan Project.
George Meyers was a glassblower at the SAM Laboratory at Columbia University. He was only a teenager, but had a talent for glass blowing by hand that was needed by Columbia's scientists.
Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Johnson worked for Stone and Webster Engineering Corporation.
Seymour Miller worked for the Roane-Anderson Company.