Northern Rhodesia 1963 Postage Due 1/- Double Print Block

POSTAGE DUES: 1963 1/- light emerald DOUBLE PRINT (SG D10var). F-VF/UM top left corner sheet number "94" block of four. Light gum bends mentioned for accuracy. A desirable block. The doubling resulted from loose printing blanket. Unlisted, rare. See additional images below.