National Museum of Nuclear Science & History
Madsen worked in the 100 D Area at Hanford during the Manhattan Project.
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.
A. S. Preston worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frederick H. Nelson served in the 1st Ordnance Squadron.