1776 Machins Mills Halfpenny. Vlack 6-76A, W-7790. Rarity-4. GEORGIVS III, Group III. Large Date. Fine Details--Environmental Damage (PCGS).Dark copper surfaces with light verdigris to both sides. Easily one of the most popular of all Machins Mills issues, as 1776-dated copper is always in stronger demand than in supply. Vlack 76-A is the only readily collectible variety of the date, the Vlack 9-76B Small Date a well known rarity.From our (Stacks) sale of September 1977, lot 1086. Lot tag included.