REST OF THE WORLD, NEW GUINEA - NETHERLANDS

Lot 723		Estimate: $400 1943 (May-Jun) covers (3 with original enclosures) from same correspondence to Sydney at 1d surface and 3d airmail (2, one stamp lost) rates, cancelled by rare 'UNIT POSTAL STATION/A.P.1' datestamp showing a swan and boomerang in use at Merauke, the earliest a particularly good strike in violet