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

Portuguese Colonies - Nyassa

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Start price: $500

Buyer's premium:

1911, Zebra, printer’s samples of accepted design for 2½r-50r, complete set of six, each one in yellow brown and black, black overprint at bottom ”Waterlow and Sons Ltd. Specimen”, puncture over denomination, no gum as produced, VF and very scarce, Scott #51-56