National Museum of Nuclear Science & History
J. C. Rieder worked for the J.A. Jones Construction Company.
Charles C. Lauritsen was a Danish-born American physicist. Lauritsen and his wife Sigrid and son Thomas emigrated to the United States in 1916.
L. E. Combs worked for the Roane-Anderson Company.
T. A. LaRoe worked for the United States Engineer District Office.
