National Museum of Nuclear Science & History
J. N. Chancellor worked for the Roane-Anderson Company.
Pef worked for Stone and Webster Engineering Corporation.
Earl Thomas was an American physicist. After receiving his Ph.D. from CalTech in 1943, he moved to New Mexico to work with the Navy on rocket design and production for the Manhattan Project.
R. C. Wayland served in the 390th Air Service Group.
Eleanor Gish was a laboratory worker at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.