SOUTH AFRICA 1935 SGO20 Official

Official. 1935-49 "Set 12" (= 1936 issue) ¬Ωd black and green, SUID-AFRIKA hyphenated, with wmk INVERTED, SG type O2 opt (12.5-13.5mm space), lower left corner block of four, fine unmounted o.g. A very scarce positional block from this small "stop-gap" printing, which was the first hyphenated ¬Ωd, and the only one with inverted wmk. Ex Matheson. [Union Handbook O52] - P212002976