Edward W. Powell

Ralph B. Larsen

Ralph B. Larsen was a machinist at Los Alamos during the Manhattan Project. His wife, Ruth Anderson, also worked at Los Alamos.

C. L. Fields

C. L. Fields worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Daniel E. Hennessey

Francis Bernard Donlan

Francis Bernard “Bernie” Donlan was an American photographer and a clerk at the Chicago Met Lab during the Manhattan Project.