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

Portuguese Colonies - Nyassa

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Start price: $75

Buyer's premium:

1921, Flagship ”San Gabriel”, two inverted red or black surcharges over red ”Republica” overprint 1½c on 300r and 3c on 400r, full OG, NH, VF, Scott #85, 88 var