National Museum of Nuclear Science & History
J. J. McPeake worked for the H. K. Ferguson Company.
Esther (Green) Floth worked as a secretary for General Leslie Groves during the Manhattan Project in Washington, DC.
Menges was an Area Engineer and Area Supervisor at the Hanford Engineer Works. He was in the US Navy (USNR) until June of 1943 when he was injured in an explosion on his destroyer.