National Museum of Nuclear Science & History
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.
Boggess worked at the 100-F Area at Hanford during the Manhattan Project.
Otto Schendel worked for the Tennessee Eastman Corporation at the Y-12 Plant.