The Portland Collection, World Coins, British Guiana, William IV, 1/8 guilder, 1836, bare head r., rev. crowned mark of value within wreath (KM.22); Victoria, fourpence, 1891, crowned bust l., rev. crowned mark of value within wreath (KM.26), both certified and graded by NGC, as Mint State 62 and Mint State 64 respectively (2)