Medal, the Nobel Prize for Physics

Medal, the Nobel Prize for Physics, awarded to Joseph John Thomson, 1906. Gold; 66mm diameter, 5mm ht, in red leather gilt trim case 13.5x13.5x2.2cm. Weight 205.97g. obverse: relief profile of Alfred Nobel, designed and signed by Erik Lindberg 1902. reverse: muses of nature and science, plaque to J.J. Thomson MCMVI [1906]. The prize was awarded by the Nobel Institute, Stockholm "in recognition of the great merits of his theoretical and experimental investigations on the conduction of electricity by gases".