1840-O Liberty Head Half Eagle. Winter-3. Narrow Mill, Small O. VF-35 (PCGS). CAC.A handsome, richly original example bathed in deep honey-orange patina. Winter-3 is a scarce die marriage of the 1840-O half eagle issue, and the only one of the three known with a Small O mintmark.PCGS# 8200. NGC ID: 25SK.