SOUTH AFRICA
1910 Parliament to 1925 Airmail
POSTAGE STAMPS  -  1913-24 King's Heads, SG 3-21  -  ½d, SG 3
SA837
blue-green group, wmk. inverted, strip of eight marginal at left and across interpanneau margin, showing the typical misplacement of watermark, now straddling perforations. Very fine unmounted. SG 3w
£20