Lot 385 — Canada 1932 ten cent Canadian Airways with inverted surcharge, sold for $460 July 24, 2020July 31, 2015 by Sparks Auctions Lot 385 Canada #CL52a 1932 10c Canadian Airways Ltd with Inverted Surcharge, mint hinged, with sheet selvedge at right, very fine. Unitrade states only 1,000 exist. Unitrade CV$1000, sold for $400 plus buyer’s premium.