HANOVER. George III. 1760-1820. AR Dollar (39mm, 27.07 g). Emergency issue. Tower (London) mint. Struck 1797. Bust of George right in oval cartouche countermarked on a Mexican 8 Reales dated 1794 Mo FM. For countermark: ESC 129; SCBC 3765A. For host: ME 13870. Countermark UNC. Host coin UNC.