Charles F. Begg

Frank Marisco

Frank Marisco worked for the H. K. Ferguson Company.

J. E. Blum

J. E. Blum served in the 509th Headquarters and Base Services Squadron. 

John C. Chamberlin

Mary M. Fair

Mary Fair worked as a lab assistant at the Metallurgical Lab at the University of Chicago. She was not sure of the purpose of her work, but often used radiation detecting devices in the experiments.