National Museum of Nuclear Science & History
Alvina Petrus was a stenographer and clerical worker at the Chicago Met Lab.
D. J. Mahegan worked for the Union Carbide & Carbon Corporation.
Johnson worked at the 100-F Area at Hanford during the Manhattan Project.
Lankford Huey served in the 603rd Air Engineering Squadron.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
