National Museum of Nuclear Science & History
H. E. Armstrong worked for the Tennessee Eastman Corporation at the Y-12 Plant.
L. F. Preston worked for the United States Engineer District Office.
James F. “Jim” Nolan was a Captain in the US Army Medical Corps, the Chief Medical Officer for the Los Alamos site of the Manhattan Project, and a Special Consultant to Project Alberta on Tinian Island.
J. R. Thompson worked for the J.A. Jones Construction Company.
