Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 2

Lot 699:

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British Commonwealth - South West Africa

This auction ended on October 28, 2022.

Start price: $150

Buyer's Premium: 15%

Sold for: $275

Description

AIR POST STAMPS : 1930, inverted overprint (large letters) ”S.W.A.” on South Africa Biplane 4p green, bottom margin single, full OG, NH, F/VF, S. Sismondo certificate, SG #72b, £200++, Est. $250-$300, Sc. # C3b