National Museum of Nuclear Science & History
Bernard Sesko served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Jessen worked at the 200 East Area at Hanford during the Manhattan Project.
Roger S. Warner, Jr. was a civilian scientist who worked as part of Project Alberta, the team that transported and assembled all the components of the two atomic bombs before the August 1945 bombings of Hiroshima and Nagasaki.
R. A. Smith worked for the H. K. Ferguson Company.
