Herbert E. Lindemann

Wilbur F. Ruhlow

John Mench

John Mench was assigned to the Special Engineer Detachment at Los Alamos where he worked as a pattern maker, creating wooden casts for metal work at the site’s foundry.

L. D. P. King

L. D. Percival King was an American physicist. After receiving his Ph.D. in Physics from the University of Chicago, King became an instructor in the Physics Department at Purdue University.

W. H. Longtin

W. H. Longtin worked for the United States Engineer District Office.