Harold E. Ayers

Bernard O. Burcham

Minnie M. Daniels

Minnie M. Daniels was a laboratory technician and assistant in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

W.J. Hatfield

Hatfield worked in the United States Engineer District Office.

S. G. Crews

Crews worked at the 100-F Area at Hanford during the Manhattan Project.