Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 1

Worldwide Air Post Stamps and Postal History - Canada - Newfoundland

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Start price: $75

Buyer's premium:

1921 (November 24), Halifax Airmail, black overprint with ”Air” and ”Mail” have space 1½mm and with a period after ”1921” on 35c red, used on flown cover from St. Johns to Halifax, backstamped, minor reversal flaws, still VF, C.v. $300 for stamp off cover, Est. $100-$150, Sc. #C3h