John Janick

Sanford N. McDonnell

Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.

V. V. Kirkbride

C. O. Burns

C. O. Burns worked for the Union Carbide & Carbon Corporation.

Margaret M. Emmerson

Margaret M. Emmerson was a technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.