Hieronymous Theodor Richter ( 19th February 1799 - 27th April 1882 ) was a German chemist who co-discovered indium in 1863 with Ferdinand Reich .
Ferdinand Reich ( 19 February 1799 -- 27 April 1882 ) was a German chemist who co-discovered indium in 1863 with Hieronymous Theodor Richter .