1924 (25c) green Laurentide Air Service Complete Booklet, containing four panes of 2 stamps each, with all inter-leaving, fresh with tight staples, very fine. A lovely booklet. Rsv. (Image)

Unitrade $ 2,000

Group of Three Semi-Official Airmail Mint Items, with a CL8 pane of 8, with "Tall R" variety in positions 2 and 4, never hinged but with gum disturbance on positions 4 and 8. CL48 mint never hinged pane of 10, with "break in oval" variety in position 1, almost separated between rows 2 and 3 (holding on in selvedge only). CL29c, mint hinged single with Type D overprint in black inverted. (Image)

Unitrade $ 1,043

1926 Elliot-Fairchilds Air Service Plate Proof in Black and Yellow, a mint never hinged tête-bêche pair on white paper, fresh and very fine. (Image)

Unitrade $ 1,225

1926 (25c) Elliot-Fairchild Air Service, a mint never hinged pane of eight, with one corner stamp inverted. There is a weak corner selvedge and slight separation between two stamps, still a very fine pane. (Image)

Unitrade $ 525

1926 (25c) red Elliot-Fairchild Transport Ltd., Part Imperforate, a mint hinged vertical pair, missing perforations between stamps for 8mm at right. Small toning spot at top and bit of separation at left, still very fine and a desirable semi-official airmail stamp rarity. Rsv. (Image)

Est $ 500

1926 10c Patricia Airways with Type A Overprint in Red, mint never hinged, very fine. (Image)

Unitrade $ 525

1926 10c Patricia Airways with Type A Overprint in Red, with "Small V" Variety, mint never hinged, overprint in light red, quite fresh and very fine. A rare stamp, especially this fresh and very fine, with probably very few in existence. (Image)

Unitrade $ 825

1926 10c Patricia Airways Type B Overprint in Red, mint lightly hinged, very fine. (Image)

Unitrade $ 1,000

1932 Canadian Airways Ltd. 10c Surcharge, in a mint hinged horizontal pair, with one stamp showing the inverted surcharge. Each stamp has an expert "Kessler" handstamp, very fine and scarce. (Image)

Unitrade $ 2,000

Collection of Mint Semi-Official Air Mail Issues, all mint hinged unless noted otherwise, with #s CLP2 (unused with thin), CLP3 (unused with stains and pulled perfs), CL2, CL2c, CL3, CL4 (two copies, one with a thin), CL5 (x2), CL6 (unused block and single, plus 2 hinged singles), CL7, CL8 (one NH, one hinged and one unused), CL9 (x2), CL10, CL11a (two vertical tête bêche pairs plus a single), CL12a (NH tête bêche pair plus an unused single), CL13, CL14 (NH), CL19 (unused with corner scuff), CL24 (NH), CL25, CL25a, CL25b (x2), CL25c (x2), CL25d (used), CL28, CL28 (unused on pale yellow paper), CL30, CL30c, CL30f (three different, two with crease), CL40 (one NH, one hinged and two used), CL41 (x2, one NH, one with crease), CL42 (two unused), CL44 (three unused, two hinged and one NH), CL45 (pane with top stamp hinged), CL46, CL46a, C46i (NH), CL46ii (x2), CL47 (used), CL48 (x4, one is NH), CL48d (thin), CL49, CL50 (NH small corner crease), CL51 (x2, one is NH), CL52 (x2, one is NH). (Image)

Unitrade $ 7,000

Collection of Mint Semi-Official Air Mail Issues, with 58 stamps in all, mostly all different, neatly mounted on two double-sided black stock sheets, and includes tête-bêche pairs, varieties (including many Patricia Airways issues), two CLP3 (both no gum, very fine), and more. A nice, clean collection with hinged, never hinged and a few without gum, and owner's 2018 Unitrade value of $6,495. (Image)

Unitrade $ 6,495

Collection of Mint Semi-Official Airmail Issues, on 8 stock pages, with some duplication, but includes singles, pairs (including tête-bêche), blocks, panes, varieties, etc. Noted CLP2, CL4 (pane of two), CL6 (pane), CL11, CL23Pa, CL18 (with small v, crease), and many more. A good variety of material, with a mix of hinged and never hinged and overall fine to very fine. Rsv. (Image)

Unitrade $ 6,850

Collection of Mint Semi-Official Air Mail Panes, with CL7 (NH but with a few stamps showing light offsets and two stamps creased), CL8, c (NH, with two stamps showing "tall R" variety), CL9 (NH with fingerprint on two stamps and slight separation), CL11 (hinge on 4 stamps, thins on one stamp), CL43 (NH, crease on two stamps), CL43 (NH and fresh), CL48 (NH, but top stamp has a small thin and tear), CL50 (NH and fresh). Also includes the following three blocks of four: CL44 (NH), CL46 (NH, with varieties CL46i and CL46ii) and CL48 (NH and fresh with margin). Panes with gum issues on at least one stamp were counted as hinged. (Image)

Unitrade $ 4,097