Georgian Contemporary Imitation / Evasion Halfpenny, 1775. The Imitation Coin Acting As A Host Coin For An 18th Century Scottish Perthshire, Deanston, Adelphi Cotton Mill Halfpenny Token. Very Rare And Seldom Seen.
 
Reference: Forgotten Coins Of The North American Colonies. For an example of an imitation struck on a Halfpenny Tokens: Page 93, figure 26. For an example sold in auction, DNW, 13/03/2018, lot 533, hammer price £340 plus buyers premium.
 
A brown tone.