National Museum of Nuclear Science & History
A. F. Lisner, Jr. worked for the Union Carbide & Carbon Corporation.
K. Langosch worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Lester Orlan Keen worked as an engineering draftsman at Hanford during the Manhattan Project. His son, Jack Keen, was a young boy at the time.
Attended Pennsylvania State University.
