1787 Machins Mills Halfpenny. Vlack 18-87C, W-7930. Rarity-4. GEORGIVS III, Group III. EF Details--Environmental Damage (PCGS). 116.4 grains. A sharply detailed piece. Dark brown surfaces display some fine roughness and green scale in a few places. Steel-brown legends and devices stand out boldly against darker fields. PCGS# 826958. <strong>To view supplemental information and all items from the Sydney F. Martin Collection, click<a href="https://stacksbowers.com/sydney-f-martin-collection/"target=’_blank’> here.</a></strong> From the Sydney F. Martin Collection. Earlier from eBay, January 2001.