Watch List notes:

WORLD COINS, SIERRA LEONE, British Colony, Copper Proof Penny, 1791, 30mm (FT 8A; KM 2.2). Attractive deep brown tone, good extremely fine or better.
ex Spink Numismatic Circular, August 2000, item 3522
ex Arielle Collection, Baldwin's Auction 85, September 2013, lot 3231

Estimate: £200-300