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SOUTH WEST AFRICA - 1923 ½d green overprint Setting 1, SG 1, very fine mint BLOCK of for with vertically shifted overprint with the upper pair showing 'SOUTH WEST' and 'ZUID-WEST' ONLY variety (SASCC 1c) and the lower pair showing 'AFRICA/AFRIKA' ABOVE 'SOUTH WEST/ZUID-WEST' variety (SASCC 1i). The lower left stamp also WITHOUT STOP AFTER 'AFRICA' variety (SASCC 1d). Fresh & very rare display item. (4 stamps)