I.V. Nelson

L. G. Ahrens

Ahrens worked at the 100 B Area at Hanford during the Manhattan Project.

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.

Robert J. Hemmerly

I. R. Craig