Unlisted Proof. Breton 722. British Settlement Kentucky / Copper Co. of Upper Canada Proof Mule 1/2 Penny Token 1796 NGC Proof-61 Brown. Excessively rare mule type, pairing the obverse of a British Settlement Kentucky token with an original reverse of a Copper Co. of Upper Canada 1/2 Penny Token. First example seen and handled by TCNC.