North Borneo 1918-30 4c black and scarlet Postage Due, SGD54North Borneo 1918 30 4c black and scarlet Postage Due, perforations 13 14, type D2 overprint AT TOP, upper marginal block of 4, SGD54. A splendid quality unmounted mint positional block with full original gum. The gum is typically patchy as often seen and one perforation pulled. Overall a fine and fresh multiple. A rare pictorial stamp as a positional multiple depicting the Sultan of Sulu, his staff and William Clark Cowie, a Scottish engineer,