National Museum of Nuclear Science & History
J. E. Metzger worked for the Comstock-Bryant Electric Company.
Hutchins worked at the 300 Area at Hanford during the Manhattan Project.
Harold T. Dunlap served in the 603rd Air Engineering Squadron.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
