M. D. Whitaker

H. F. Jacobsen

H. F. Jacobsen worked for the Union Carbide & Carbon Corporation.

E. J. Bloch

Bloch worked in the United States Engineer District Office.

James P. Murray

James Murray was a security officer at Los Alamos during the Manhattan Project. He led a plainclothes operation under the pseudonym Paul Sheridan, and suspected J.

R. E. Tomilson