National Museum of Nuclear Science & History
Buettner worked in the United States Engineer District.
L. R. Zumwalt worked for the United States Engineer District Office.
N. J. Zammarrelli served in the 390th Air Service Group.
Horan worked at the 200 West Area at Hanford during the Manhattan Project.
Betty L. Carlson was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.