U.S. and Worldwide Stamps
April 28-29, 2010
| Images | Description | Current Bid |
 | Lot #945 BRITISH COMMONWEALTH CANADA Flight Covers 1918 (July 9) Calgary to Edmonton flight in a "Curtiss Stinson Special", by aviatrix Miss Katherine Stinson (the only woman to fly mail officially in Canada) folded "Calgary Industrial Exhibition" stationery from its manager touting the imminent flight, addressed to Mrs. Ellis c/o Edmonton Bulletin, folded and sealed, with 2+1c War Tax issue tied by a perfect boxed cachet "Aeroplane Mail Service July 9, 1918 Calgary Alberta", with Edmonton backstamp at 9:00 p.m. the stamp date, red sealing tape, v.f. About 250 covers (mostly folded letterheads) were carried, but very few survived,  Catalog #AAMS PF-7 Catalog Value $3,000 | Price Realized $3,000.00 |
