National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
John Deal worked for the Kellex Corporation at the K-25 Plant.
A. L. Barber worked for the H. K. Ferguson Company.
John Mench was assigned to the Special Engineer Detachment at Los Alamos where he worked as a pattern maker, creating wooden casts for metal work at the site’s foundry.