National Museum of Nuclear Science & History
Branch worked for Stone and Webster Engineering Corporation.
Richard Hodge worked for the Kellex Corporation at the K-25 Plant.
Harold Urey (1893-1981) was an American physical chemist and winner of the 1934 Nobel Prize in Chemistry.
Joseph worked at the 300 Area at Hanford during the Manhattan Project.
Anna Barbic was a laboratory assistant in the the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.