Watch List notes:

The Portland Collection, World Coins, British Guiana, Essequibo and Demerary, William IV, 1/8 guilder, 1832, bare head r., rev. crowned mark of value (KM.16); ¼ guilder, 1833, bare head r., rev. crowned mark of value (KM.17), both certified and graded by NGC, as Almost Uncirculated Details, Obverse Cleaned, and Almost Uncirculated 50 respectively (2)