National Museum of Nuclear Science & History
Paul Collins worked for the Roane-Anderson Company.
Ralph C. Berger served in the 603rd Air Engineering Squadron.
Leon D. Smith joined the Manhattan Project in 1944 and was assigned to the 509th Composite Group at Wendover Airfield in Utah.
Evelyn Ellingson arrived in Oak Ridge in early 1943 when many of the site’s facilities were still being constructed.
