National Museum of Nuclear Science & History
Jas Welch worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Daniel Stern worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Gifford worked at the 200 West Area at Hanford during the Manhattan Project.
Lawrence Langer served in the Special Engineering Detachment and Project Alberta as part of the team that transported and assembled the Little Boy and Fat Man atomic bombs.