National Museum of Nuclear Science & History
E. P. Baker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. N. Sparke worked for the J.A. Jones Construction Company.
Steven Hailey worked for the Roane-Anderson Company.
Margaret H. Dike was born in Prescott, Arizona, and she grew up in Cimarron, New Mexico. Before the war, Dike worked at the Department of Terrestrial Magnetism in Washington, DC.