National Museum of Nuclear Science & History
Jessen worked at the 300 Area at Hanford during the Manhattan Project.
M. K. Walsh worked for the Roane-Anderson Company.
J. P. Hiles worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hans Bethe (1906-2005) was a German-American nuclear physicist and winner of the 1967 Nobel Prize in Physics.