Edwin R. Schellentrager

Jean M. O’Leary

Jean Marley O’Leary began working for General Leslie Groves in June 1941, when she was hired as his personal secretary.

H. R. Koonce

H. R. Koonce worked for the J.A. Jones Construction Company.

J. B. Long

Francis Oley

Francis Oley worked on the Manhattan Project for the Kellex Corporation. The son of Polish immigrants, Oley grew up in Brooklyn, New York.