1804, Great Britain. Proof Copper Pattern Dollar CoinMint Year: 1804 Mint Place: Soho mint (London) Reference: ESC-146A (R3!), L&S 79, Bull 1956, KM-Tn1a. Denomination: Dollar (Bank Token of 5 Shillings) - Proof Copper Pattern - Struck on a thick (4mm) flan! Weight: ca. 40gm Material: Copper Diameter: 41mmObverse: Laureate and draped bust of George III right.Legend: GEORGIUS I ...