CLP3b, $1 Aero Club of Canada with "White Spacing" variety neatly tied by blue boxed AERIAL MAIL Aug 25, 1919 cancel on reverse of flight cover from Toronto to New York. F (Image)

Estimate 900.00+ $Cdn

CL5b, BLUE DOT LEFT OF MONOGRAM variety tied on cacheted FFC Rouyn to Haileybury 27 June, 1925. PILOT SIGNED. VF (Image)

Estimate 250.00+ $Cdn

CL9, CL9c, Left margin block of the Elliot-Fairchild Air Service. The UL stamp with FILLED IN WING variety. F-VF, NH (Image)

Cat 330.00

CL9c, Elliot-Fairchilds Air Service with FILLED-IN WING VARIETY (Pos. 1) tied on reverse of cover flown on June 3 1926 from Red Lake. F (Image)

Estimate 500.00+ $Cdn

CL13, Patricia Airways tied on Sioux Lookout to Red Lake 7 July 1926 FFC. Also franked by #86 (Muddy Water variety). VF (Image)

Estimate 125.00+ $Cdn

CL13b, Patricia Airways with SMALL "T" in "TO" variety tied on cach FFC Sioux Lookout to Red Lake 7 July 1926. VF. Scarce (Image)

Estimate 600.00+ $Cdn

CL13c, Patricia Airways ROUTE INSCRIPTION IN BLUE-BLACK variety tied on cach Sioux Lookout to Red Lake FFC, 7 July 1926. VF (Image)

Estimate 400.00+ $Cdn

CL13d, Patricia Airways LR margin single with SMALL "T" in "TO" variety neatly tied on cach FFC Pine Ridge to Sioux Lookout 7 July, 1926. VF, minor toned patch in cover corner. Scarce (Image)

Estimate 500.00+ $Cdn

CL18, Patricia Airways with SMALL "v" in "VIA" variety tied by RED Maple Leaf cach on Birch Lake to Sioux Lookout FFC, 2 Aug 1926. Red cachets are much scarcer than blue-green. Also has blue-green cach on front. Only 3 covers are known thus cacheted (only 105 pieces flown). F-VF (Image)

Estimate 500.00+ $Cdn

CL25, CL25f, Patricia Airways bottom margin Plate 12 Block. The LL stamp with THIRD "D" IN "LOOKOUT" MALFORMED. Fresh, VF, stamps are NH (Image)

Cat 915.00

CL40, Western Canada Airways with IMPERFORATE RIGHT MARGIN, tied by blue cancel on cacheted FFC Gold Pines to Sioux Lookout 6 Feb 1930. VF. A RARE STAMP VARIETY (Image)

Estimate 250.00+ $Cdn

CL46i, Cherry Red Airline SNOW ON WINGS variety on Ile a La Crosse to Montreal Lake Christmas Day 25 Dec 1929 FFC. (Only 181 covers flown). VF (Image)

Estimate 85.00+ $Cdn

CL46i, Cherry Red Airline SNOW ON WINGS variety tied on Roessler cach Prince Albert to Ile a La Crosse 4 Feb 1930 FFC. F-VF

Estimate 65.00+ $Cdn

CL46i, Cherry Red Airline SNOW on WINGS variety tied on Prince Albert to Waskesiu Lake 29 Aug 1930 FFC (only 296 covers flown). VF (Image)

Estimate 75.00+ $Cdn

CL47a, Commercial Airways BROKEN "C" variety tied on Edmonton to Grande Prairie 21 May 1929 cach FFC. F-VF (Image)

Estimate 200.00+ $Cdn

CL48Pi, Imperf Trial Colour PROOF in VIOLET, with BREAK IN OVAL variety. XF. Has airmail expert Kessler b/s (Image)

Cat 350.00

CL48Pi, Imperf Trial Colour Proof in GREEN, with BREAK IN OVAL variety. XF. Has airmail expert Kessler b/s (Image)

Cat 350.00

CL50, CL50d, Fresh UL block with variety in the UL stamp. VF, NH

Cat 137.00