Charles E. Swenson

J. R. Coe

Coe worked in the United States Engineer District Office.

H. M. Walpole

William R. Stewart

William Stewart was an engineer in the Special Engineering Detachment at Los Alamos, New Mexico. Specifically, Stewart worked in “Project Trinity” under the leadership of George Kistiakowsky and Kenneth Bainbridge.

Rose M. Pingel

Rose Pingel was a staff worker at Los Alamos during the Manhattan Project.