National Museum of Nuclear Science & History
J. T. Calvert worked for the Union Carbide & Carbon Corporation.
Henry worked at the 300 Area at Hanford during the Manhattan Project.
Elliott Pettigrew Jr. served in the 603rd Air Engineering Squadron.
H. R. Chapman worked for the H. K. Ferguson Company.
W. J. Scanlan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
