National Museum of Nuclear Science & History
Clark worked for Stone and Webster Engineering Corporation.
Robert Martens was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Bill Cease worked in the 100 and 300 areas at Hanford, working as a patrolman and later as an operator at B Reactor and D Reactor.
Bernard Rosenman served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project