1804 NGC XF 45 George III Hannover 2/3 Thaler German State Silver Coin 18060501CGerman State of Brunswick Luneburg Calenburg (later to be Hannover) silver 2 3 thaler or taler, 34mm. George III was concurrently King of Great Britain and Duke of Brunswick Luneburg Calenburg. Certified by NGC to XF 45, Population Census: This coin, only 3 higher. Obverse: large 2 3 with German titles, mint fine silver (nearly pure). Reverse: British titles with Integrated arms of German State and Great Britain.