German born British physicist and spy, Dr Klaus Fuchs (1911 - 1988) who was tried at the Old Bailey, London on two charges of disclosing atom secrets 'calculated to be directly or indirectly useful to an enemy'. (Photo by Keystone/Getty Images)
German born British physicist and spy, Dr Klaus Fuchs (1911 - 1988) who was tried at the Old Bailey, London on two charges of disclosing atom secrets 'calculated to be directly or indirectly useful to an enemy'. (Photo by Keystone/Getty Images)