National Museum of Nuclear Science & History
Charles Mayette worked for Hanley & Company.
Harold G. Doine served in the 603rd Air Engineering Squadron.
William Lowe was studying chemical and metallurgical engineering when World War II began. He was appointed to the Special Engineering Detachment and arrived in Los Alamos and began assisting chemist Arthur Wahl.
Leroy Hartmann (1922 – 1944) was an electrical engineer in the Special Engineer Detachment Manhattan District CE in Oak Ridge.