National Museum of Nuclear Science & History
C. N. Rucker, Jr. worked for the Union Carbide & Carbon Corporation.
Charles C. Lauritsen was a Danish-born American physicist. Lauritsen and his wife Sigrid and son Thomas emigrated to the United States in 1916.
Friedrich worked in the United States Engineer District Office.
Frank Jordan worked for the Tennessee Eastman Corporation at the Y-12 Plant.