National Museum of Nuclear Science & History
Frederick C. Krug served in the 393rd Bombardment Squadron.
Zweifel worked at the 200 East Area at Hanford during the Manhattan Project.
Willard Waite was a staff worker at Los Alamos during the Manhattan Project.
Sadelle T. Greenblatt was a research assistant in the Instruments Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
