National Museum of Nuclear Science & History
Elberta Honstein (née Lowdermilk) was the daughter of Elbert Lowdermilk, the contractor whose construction company, Lowdermilk Brothers, built roads and utility lines around Los Alamos during the Manhattan Project.
Helene Smith was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Steve Buckingham worked as a chemist at the Hanford site beginning in 1947. He understood well how the B Reactor worked and also worked with the T-Plant.