National Museum of Nuclear Science & History
M. B. Coley worked for the J.A. Jones Construction Company.
Edsel Anderson served in the 1395th Military Police Company, Aviation.
John H. Williams (1908-1966) was a Canadian-American physicist. Williams transferred to Los Alamos in early 1943 and was among the first group of scientists to arrive on the Hill.
Cannon worked for Stone and Webster Engineering Corporation.