National Museum of Nuclear Science & History
E. H. Mantz worked for Hanley & Company.
J. E. Mason worked for the Roane-Anderson Company.
B. P. Ciaccio served in the 509th Headquarters and Base Services Squadron.
J. R. Siebert worked for the Comstock-Bryant Electric Company.
Irvin Mastin worked for the J.A. Jones Construction Company.
