J. E. Coyle

P. J. Underwood

P. J. Underwood worked for the Fercleve Corporation.

James H. Porterie

James Porterie was a security guard at Los Alamos tasked with guarding bomb components. Porterie went to Aberdeen Proving Ground for Ordnance School before volunteering for an assignment at Los Alamos.

Davis W. Evans

Evans worked in the United States Engineer District Office.

C. C. Campbell