SOUTH AFRICA 1963 (VARIETY) 2½C GROOT CONSTANTIA MISPERF BLOCK
2½c Groot Constantia lower right corner block x 6, type II design, perf 14 x 14, no watermark, cylinder 12–11 printing, with dramatic misperforation due to an additional perforation strike affecting the rightmost column and margin. Fresh and fine. Mint never hinged. SG213avar; SC271var; SACC212var
