John T. Linton

Okey B. Ellison

Okey B. Ellison was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

T. J. Grogan

T. J. Grogan worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Anthony L. Legendre

R.B. Hardin

Hardin worked in the United States Engineer District Office.