H. G. O. Winsor

E. L. Kelley

H. A. McFadden

H. A. McFadden worked for the Roane-Anderson Company.

Lyle E. Seeman

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.

Kenyon B. Jones

Kenyon Jones worked for the United States Engineer District Office.