National Museum of Nuclear Science & History
A. L. Longshore worked for the United States Engineer District Office.
Howard Gest worked for Clinton Laboratories at the X-10 Reactor. Gest was one of the scientists who signed Leo Szilard’s petition against the use of the atomic bomb.
William Stewart was an engineer in the Special Engineering Detachment at Los Alamos, New Mexico. Specifically, Stewart worked in “Project Trinity” under the leadership of George Kistiakowsky and Kenneth Bainbridge.