Greece, 1864 Hermes 10L yellow orange, Athens print, "10" inverted on front of stamp, the famous "Zante" error, so named after the city in which these unusual errors where used, "111" dotted diamond cancel of Zante, ample margins to in at upper left, small thin, Fine appearance, a great Greece rarity with only fifteen examples of this error are recorded, all of which are in used condition; with 193 Vlastos certificate. Scott No. 19b  $23,500. $0 (Image)