National Museum of Nuclear Science & History
Day worked for Stone and Webster Engineering Corporation.
Fred VanWyck moved to Richland with his wife Diana in 1944 from Charleston, West Virginia, where Van worked at DuPont's Belle Plant as a technician.
Eugene Schmanoff was a staff worker at Los Alamos during the Manhattan Project.
Harold Argo was a physicist. He worked at Los Alamos National Laboratory beginning in 1944. He was married to physicist Mary Argo.