National Museum of Nuclear Science & History
Manning worked for Stone and Webster Engineering Corporation.
Ardes Shea (née Memmott) worked in a DuPont office at Hanford, WA during the Manhattan Project. Ardes was born in Scipio, Utah in December of 1922.
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
