Howard P. Kaps

Ted Maser

J. C. Blackwood

J. C. Blackwood worked for the Fercleve Corporation.

J. J. Allinson

J. J. Allinson worked for the Kellex Corporation at the K-25 Plant.

Luin W. Hough

Luin W. Hough was a photographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.