James Stanley, Earl of Derby (1709-1736), Second issue, Proof Halfpenny, 1733, in silver, interior of cap of Maintenance plain, wing tip to e of changer, edge plain, 6.06g/4h (Prid. 29A; S 7409a). Very fine, rare £300-400

Provenance: L. LaRiviere Collection, Spink Auction 178, 22 February 2006, lot 238