Los Alamos wartime badge photo: Klaus Fuchs Source: Los Alamos National Laboratory, http://www.lanl.gov/history/wartime/staff.shtml Unless otherwise indicated...
High-res close-up of Klaus Fuch's Los Alamos ID badge (compare with Image:Klaus Fuchs ID badge.png). Source: http://hdl.loc.gov/loc.pnp/cph.3c02575 Copyright:...
E J Fuchs Los Alamos ID.png K E J Fuchs Los Alamos wartime security badge. Date 1943 Source Los Alamos National Laboratory, Wartime Staff Badge Photos...