SOUTH AFRICA
1910 Parliament to 1925 Airmail
POSTAGE STAMPS
- 1913-24 King's Heads, SG 3-21
- 3d ultramarine, SG 9
SA721
ultramarine group, wmk. inverted. Lower left corner block of four showing plate ‘1’ in margin. Very fine mint or unmounted. Uncommon. SG 9w
£110