National Museum of Nuclear Science & History
Clara worked at Los Alamos during the Manhattan Project.
H. R. Chapman worked for the H. K. Ferguson Company.
Seckendorff worked for Stone and Webster Engineering Corporation.
Donald Swinehart (1917-1993) was an American chemist. Swinehart was born in Strasburg, Ohio. He received a B.
Helen Stokes was a staff worker at Los Alamos during the Manhattan Project.
