C. P. Kidder

E. E. Murphy

Earl F. Spring

Earl Spring was a staff worker at Los Alamos during the Manhattan Project.

Bruce Anderson

Anderson worked at the 300 Area at Hanford during the Manhattan Project.

Elwin H. Covey

Elwin Covey was an assistant and protégé to Glenn Seaborg, and spent most of his time with the Manhattan Project at the X-10 plant in Oak Ridge, Tennessee.