George III (1760-1820), gilt copper proof Farthing, 1806, Soho Mint Birmingham, early period, laureate and draped bust right, side whiskers rendered with incuse lines, incuse K on truncation for engraver Conrad Heinrich Kuchler, date below, Latin legend and beaded border surrounding, GEORGIUS III. D: G. REX. rev. inverted die axis, Britannia seated left on rock, holding olive branch and trident with shield, raised K to left on ground to left of shield, SOHO raised on rock to right, ship sailing right to left of Britannia, Latin legend and toothed border surrounding, BRITANNIA, edge grained, 4.74g (Peck 1387 KH13; S.3782). A few tiny marks, toned, practically as struck, with the original copper shells supplied from the Soho Mint, Birmingham.These special presentation proofs were struck in gilt copper at Matthew Boulton's Soho Mint Manufactory in Birmingham using the steam presses invented by James Watt. They were very proud of such pieces, and they were supplied from the factory with copper shells, so often discarded shortly after.
Boulton and Watt appeared together on the reverse of the last paper £50 note.
The Latin legend translates as "George III by the grace of God, King" and on the reverse "of Britain."