National Museum of Nuclear Science & History
Cummings worked for Stone and Webster Engineering Corporation.
William “Willie” H. Zachariasen was a physicist and consultant at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
R. O. Irwin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.