National Museum of Nuclear Science & History
Ben Cherry worked for the Fercleve Corporation.
J. J. Mulligan served in the 390th Air Service Group.
Ralph A. Furman served in the 603rd Air Engineering Squadron.
Allen worked in the United States Engineer District Office.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
