National Museum of Nuclear Science & History
J. P. Kennell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hirst worked at the 100-D Area at Hanford during the Manhattan Project.
Richard Shepard joined the Manhattan Project at Oak Ridge, working in the K-25 Plant as a member of the Special Engineer Detachment.
H. G. Hoberg worked for the United States Engineer District Office.