National Museum of Nuclear Science & History
J. J. Donovan worked for the H. K. Ferguson Company.
Jas Hoff worked for the United States Engineer District Office.
Charles Weymouth worked for the United States Engineer District Office.
A staff worker at Los Alamos and brother of Theodore Perlman who also worked on the Manhattan Project.
Barbara Brennan Joanides arrived in Los Alamos in May of 1945 with her husband who worked on the project.
