TRANSJORDAN 1929 4m on 15m ultramarine Postage Due error, SGD185aTransjordan 1929 (1 Jan) 4m on 15m ultramarine Postage Due, type D25 surcharge, ERROR SURCHARGE INVERTED, SGD185a. A very fine unmounted mint example with full original gum. A very rare error as only one sheet of 100 originally existed. The stamp depicts a portrait of Emir Abdullah ibn Hussein who played a major role alongside T. E. Lawrence during the Great Arab Revolt against Ottoman rule. Abdullah was Emir and ruler of Trans Jordan from 1921 to