National Museum of Nuclear Science & History
Annen worked for Stone and Webster Engineering Corporation.
General Lyle Edward “Skip” Seeman was a United States Army Corps of Engineers Officer. He was also a Manhattan Engineering District Special Assistant to General Groves at Los Alamos On May 3, 1945 Col Seeman was appointed by General Leslie Groves to be his Corps of Engineers liaison at Los Alamos.
G. Williams worked for the Comstock-Bryant Electric Company.
Robert Hill worked for the United States Engineer District Office.
