National Museum of Nuclear Science & History
Tommie Richardson was a staff worker at Los Alamos 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.
Smith worked at the 100-B Area at Hanford during the Manhattan Project.