National Museum of Nuclear Science & History
H. R. House worked for the Union Carbide & Carbon Corporation.
Roger Rasmussen was an electrical engineer and member of the Special Engineer Detachment at Los Alamos.
Floyd E. Ross served in the radar section of the 393rd Bombardment Squadron.
John Douglas Cockcroft was a British physicist and recipient of the 1951 Nobel Prize in Physics. He was a member of the Tizard Mission to the United States in the autumn of 1940.