Watch List notes:

Birmingham, Union Mill, Penny/Check 1796, crossed caduceus and cornucopia, rev. stamped 163, edge
plain, 33mm/16.15gm. (DH 37). Good Extremely Fine with reflective toning. Rare in this condition.

Ex. Christie's (New York), 4-5 Dec. 1985, lot 104 (part); Ex. P.C.Deane. Apr. 1986: Ex. Sven Gahlin Col. via DNW 4 Dec. 2018, lot 2287.