Fred H. Michaels

Mathias A. Klinger

Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Viola M. Vigil

Viola Vigil was a staff worker at Los Alamos during the Manhattan Project.

Everett Curry

R. A. Thompson

R. A. Thompson worked for Hanley & Company.