Earl L. Kelso

M. C. Labarr

M. C. Labarr worked for the Kellex Corporation at the K-25 Plant.

Arthur Garry

Arthur Garry worked for the Midwest Piping and Supply Company.

Olga M. Klicek

Olga M. Klicek was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Geo. V. Holmes