MALTA6dGeorge V · AIR MAILImage unavailable
19281928-04-01 / Aviation
First airmail overprint
The sixpenny shield design received an AIR MAIL overprint for the introduction of Malta’s civilian airmail service.
1 stamp records · 6d
One basic overprint; shades and varieties excluded.
- Malta: The Cinderella Set — King George V 1926–1939; illustrated exhibit and Crown Agents Plate Register research ↗
- Postage stamps and postal history of Malta — secondary date cross-check ↗
- South African Philatelist, June 2022, Malta historical study p.97 ↗
- The Canadian Philatelist, Vol.15 No.5 (1964), printed pp.218–219: 1922 overprint sizes and red ink; 1926–1927 values and colours; 1928 AIR MAIL continuation ↗