National Museum of Nuclear Science & History
Rein worked for Stone and Webster Engineering Corporation.
Leo Safranski was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Thomas W. Ferebee served as a major in the 509th Headquarters and Base Services Squadron.
Richard Watts was a research assistant at the Chicago Met Lab and at Los Alamos during the Manhattan Project.
Frances Zollner worked as a purchasing agent for the Manhattan Project at the University of Chicago. At Chicago, Zollner would meet many of the scientists who were improving various scientific parts and procedures throughout the duration of Manhattan Project.