1927, Western Canada Airways, (10c) black and pale rose, complete pane of 50, insignificant separation at bottom margin, one stamp with paper adhesion, full OG, NH, VF, C.v. $350, Unitrade C.v. CAD$450 (Image)

1927, Yukon Airways and Exploration Co. Ltd, reversed image die proof of 25c in black, printed on thick card, size 98x75mm, perfect condition, no gum as produced, NH, VF, Unitrade C.v. CAD$450 (Image)

1943, Air Training Plan, 7c deep blue, horizontal imperforate pair, large margins all around, full OG, NH, VF and scarce, only 50 pairs known, C.v. $850, Unitrade CAD$1,200 (Image)

MULTIPLES SELECTION: 1928-46, 12 blocks of four or six (#C5), some with plate numbers, nice and fresh unit, full OG, NH, VF, Unitrade C.v. is over CAD $1,000++ (Image)

Pioneer Flights. 1931-46, nine covers, including one prepared for Airship ''Hindenburg'' 2nd NA Return Flight (departed on May 21 of 1936, while the cover was received on May 29), marked ''TOO LATE'', FFC St. Pierre - St. John's (1931), 3 different FDC of No.C3 and more, nice quality unit, mostly VF, Est. $200-$250 (Image)