National Museum of Nuclear Science & History
Winfield Sylvester was a staff worker at Los Alamos during the Manhattan Project.
Fiedler worked in the United States Engineer District Office.
W. J. Williams worked for the United States Engineer District Office.
Albert G. Barsumian served as a sergeant in the 393rd Bombardment Squadron. He was the radar operator on the Straight Flush during the Hiroshima mission.
Janice E. Kingslow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.