1722 Woods Hibernia Halfpenny. Martin 4.1-Bc.1, W-12730. Rarity-6. First Type, Harp at Left. AU-50 (PCGS). 103.2 grains. No PCGS# 921402. NGC ID: F7HW. <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 ex Robert A. Vlack, March 18, 2000. The plate coin for early die state of halfpenny obverse 4.1 in the 2007 Martin reference on Woods Hibernia coinage, p. 159.