Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 1

Worldwide Air Post Stamps and Postal History - Canada

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Start price: $300

Buyer's premium:

MULTIPLES OF AIR POST SEMI-OFFICIAL STAMPS: 1927, Western Canada Airways Service, (10c) black and rose, complete sheet of 50 (light fold along 7th horizontal row, all NH), Yukon Airways, 25c dark blue, two vertical strips of 5 (formerly complete strip of 10 (9 stamps – NH), British Columbia Airways, 5c ultra, two sheets of 50 (NH/hinged (5) or unused no gum), some folds or edge separations, mainly F/VF, C.v. about $1,600, Est. $500-$600, Sc. # CL40, CL42, CL44