John Smith

Hope Sloan Amacker

Hope Sloan was 25 in 1944, a dark-haired WAC corporal and secretary in military intelligence. In July, she joined the construction camp's morale-building effort by entering a beauty contest, part of an "exposition "promoting safety on and off the job.

A. L. Peterson

Raymond A. Marchlewski

Raymond A. Marchlewski served in the 1st Ordnance Squadron.

David Hawkins

David Hawkins (1913-2002) was an administrative aide at Los Alamos and the Manhattan Project’s official historian.