W. A. Halteman

J. J. Long

Long worked for Stone and Webster Engineering Corporation.

Dennis Dwyer

Dennis Dwyer was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Vera Williams

Vera Williams was in charge of the housing office at Los Alamos during the Manhattan Project. The wife of physicist John Williams, she also helped organize a maid service to help with housework and childcare.

F.S. Jones