SOUTH AFRICA
1910 Parliament to 1925 Airmail
POSTAGE STAMPS  -  1913-24 King's Heads, SG 3-21  -  10/-, SG 16
SA6113
1913 10/- deep blue and olive-green. Lower right corner block of four showing plate '1' in margin. Very fine mint or unmounted. Very scarce. SG 16

Note: it would appear that this duty is a difficult to locate in a plate block of four as is the £1
SOLD