John D. Martin

Erwin C. Piper

Edward A. Smith, Jr.

Edward Smith was a chemical engineer employed by the civilian contractor Eastman Kodak at the K-25 Plant in Oak Ridge, Tennessee.

J. B. Work

J. B. Work worked for Clinton Laboratories at the X-10 Reactor.

Jack P. Pierard

Jack Pierard was a communications clerk in the Hanford Engineering Works from January 1944 through the end of the war.