National Museum of Nuclear Science & History
Evelyn Sargent was a staff worker at Los Alamos during the Manhattan Project.
Ralph W. Lunn served in the 603rd Air Engineering Squadron.
Karl Walther was a glassblower for Columbia University and Brookhaven National Laboratory. During the Manhattan Project, Walther worked as a senior glassblower at the Nash Garage Building at Columbia, where scientists developed the gaseous diffusion process.
Heffner worked at the 200 East Area at Hanford during the Manhattan Project.
