1931, 149, 1¢ orange on 1¢ orange entire, tied by Feb 23 31 cancel, blue diamond Commercial Airways First Flight cachet at left, Fort McMurray to Athabasca, black same day cds on reverse of cover, CL48, 10¢ black also tied to revese (Image)

Est. 40

Worldwide, 16 International Reply Coupons, no US, Canada or GB, 8 Vienna Design, & Lausanne design, cancelled 1967/2003 (Image)

Est. 20

40, 10¢ dull rose lilac, VF (Image)

Cat. 90

54, 5¢ deep blue, right margin single, crease across bottom, OG, NH, VF centered (Image)

Cat. 180

59, 20¢ vermillion, F-VF (Image)

Cat. 190

61, $1 lake, w/2016 APEX certificate, "unused, original gum, previously hinged", OG, Hr, VF (Image)

Cat. 1,000

62, $2 dark purple, pulled perfs at bottom, roller cancel, FVF centered (Image)

Cat. 600

79, 5¢ blue, VF, OG, Hr (Image)

Cat. 220

80, 6¢ brown, VF-XF, large margins, OG NH (Image)

Cat. 400

80, 6¢ brown, FVF (Image)

Cat. 58

82, 8¢ orange, VF, OG, Hr (Image)

Cat. 350

115, 8¢ blue, OG, NH, VF (Image)

Cat. 93

120, 50¢ black brown, OG, Hr, VF (Image)

Cat. 90

120, 50¢ black brown, OG, NH, VF (Image)

Cat. 225

158, 50¢ Bluenose, FVF, small thin at top, OG, Hr (Image)

Cat. 225

160, 1¢ orange, coil single, OG, NH, FVF (Image)

Cat. 75

161, 2¢ green, coil single, OG, NH, FVF (Image)

Cat. 75

174-175, 12¢ gray black, OG, NH, VF & 20¢ brown red, OG, LH, VF (Image)

Cat. 130

177, $1 green, VF-XF, OG Hr (Image)

Cat. 175

200, 8¢ red orange, OG, NH, FVF (Image)

Cat. 90

203, 20¢ brown red, OG, NH, VF (Image)

Cat. 80

262, $1 deep blue, Destroyer, OG, LH, VF-XF (Image)

Cat. 65

343, 15¢ bird, VF NH, C4. 6¢ Ottawa Conference, FVF, OG, Hr (Image)

Cat. 42

461-465A, 8¢-$1 plate blocks, Unitrade cv

Cat. 92