National Museum of Nuclear Science & History
Spear worked at the 200 East Area at Hanford during the Manhattan Project.
Joseph Pellet was a staff worker at Los Alamos during the Manhattan Project.
Edward Smith was a chemical engineer employed by the civilian contractor Eastman Kodak at the K-25 Plant in Oak Ridge, Tennessee.
Benjamin C. Diven was born in northern California, and graduated from University of California, Berkeley with a degree in physics in 1941.