National Museum of Nuclear Science & History
Valentin Padilla was a staff worker at Los Alamos during the Manhattan Project.
Canfield worked in the United States Engineer District Office.
Kearns worked for Stone and Webster Engineering Corporation.
Russell McNutt (1914-2008) was a civil engineer for the Kellex Corporation and Soviet atomic spy. Both studying engineering in New York, McNutt befriended Julius Rosenberg, one of the most well-known Soviet spies and recruiters.
