1930 5c Air Mail Die Essay in Black, mounted on thick card, with the word "POST" at right instead of "POSTAGE". Very fine and quite rare, with pencil note on back reading "ex. John C. Cornelius", accompanied by a 2018 Greene Foundation certificate. (Image)

Est $ 3,500

1930 5c Olive Brown Air Mail, a mint never hinged plate 1 block of six, showing the reversed 1 in the left margin, middle row, fine-very fine. Only one of these appeared in every sheet of 200, in the upper left pane of 50. Some sheets had wide margins and some narrower, and we are aware of only 3 plate blocks of 6, with only one having a wide margin, as many of the plate sheets were overprinted for the Imperial Economic Conference issue. (See also Lot 798). (Image)

Unitrade $ 1,662

1935 6c Air Mail Photographic Proof, of the final design, enlarged (to 57 x 40 mm) and mounted on thick card. There is a circular handstamp on back reading "Philatelic Sect., Fin. Br. / P.O. Dept, Ottawa. FEB 8 1936". A recent RPSC exhibit of the 1935 Pictorial Issue did not include an example of this photographic proof. Accompanied by a 2018 Greene Foundation certificate. (Image)

Est $ 650

Lot of "WWJR" Private Perfins, owner counted 5,650 stamps, all identified and sorted as to position in several envelopes, with issue #s 284 to 287. An ideal lot for the specialist. (Image)

Est $ 100

Red Box Filled Tight with Thousands of Private perfins in 102 Cards, from Edwards to the 1960s and noted a wide variety of different companies, issues and positions. Overall fine or better. (Image)

Est $ 300

Group of Precancel Warning Strips of Twenty, from the Centennial to the Flower definitives including also some Caricature. A lovely group, with much duplication but often a right and a left side warning strip, a few paper varieties, etc. Mint never hinged, very fine and fresh, with an owner's catalogue value of $1,337. Very fine. (Image)

Est $ 150

Collection and Stock of Precancels, mainly in a stockbook which contains a wide variety of material, starting with a page showing 52 Queen Victoria issues, followed by 54 KEVII issues, and the rest are mostly all Admirals. Good variety of Types, towns and denominations, with many inverted, etc. (online pictures of some of the pages will describe best). Also includes another smaller stockbook-full, plus glassines full of Arch, Scroll and KGVI precancels in bundles, loose, a few covers, etc. Unchecked by us for more expensive material, and a close inspection should be rewarding, as this is an old time collection / stock that appears unpicked. (Image)

Est $ 300

Collection / Stock of Hundreds of Precancels, QV to the 1960s, all in a stockbook ($957, with inventory), black stock cards ($532), 102 cards ($315), Glassines ($336) and in Vario sheets ($380). A good variety of material, viewing is recommended, and values are from the Walburn catalogue as counted by the owner. (Image)

Walburn $ 2,522

1988 50c Booklet with Green Tab and Unlisted Tagging Variety, a fresh group of 20 complete booklets, each showing the 37c value tagged only on three sides, untagged at right. These also have a sliver of tagging at the top of the pane, plus a tagging bar at extreme left, to the left of the tab. Only listed as tagged or untagged in Unitrade. (Image)

Est $ 150

1992 49c Fruit Tree Booklet Containing an 86c Pane Inside, mint never hinged and unopened, and the first example of this variety we have offered. Unitrade footnote quotes "6 have been reported" and catalogue these at only $250. A great item for the booklet or modern variety collector. (Image)

Unitrade $ 250

Lot of 320 Complete Embossed Used Cheques from the 1920s, each with a van Dam FCH1 2c red Inland Revenue War Tax embossed stamp, very fine. (Image)

van Dam $ 1,600

1938 25c on 10c King George VI Law Stamp with Silver Surcharges, used, fresh and very fine. An elusive stamp, especially so nice. (Image)

van Dam $ 500

1895 5c to $10 Two First Sets of Gas Inspection Stamps, each set is cancelled (FG8 is mint hinged, and is serial numbered 00001), the first set has two copies of the $1 and $1.50 values, (FG12 has no gum, so was counted as used - it also has a few slightly clipped perfs), overall fine to very fine. (Image)

van Dam $ 2,518

1875 5c to $10 Crown Gas Inspection Set of Unfinished Stamps, all mint hinged, perforated 12 with all control numbers omitted. There are two examples each of the 5c, $1.50 and $2, and overall fine to very fine. (Image)

Est $ 250

1897 5c Queen Victoria Gas Inspection Stamp with Red Control Number, used with a light blue cancel, couple of perforation problems, still a rare and not often seen stamp, fine. (Image)

van Dam $ 4,000

1897 $5 Black Widow Queen Victoria Law Stamp with Red Control Number, used, fine-very fine and quite scarce. (Image)

van Dam $ 1,200

1938-67 $5 Slate King George V Law Stamp, with 16 stamps ($80) attached to a remittance form from the Receiver General of Canada. Spectacular item which would look great in any serious revenue collection or exhibit. (Image)

van Vam $ 800

Collection of Used Weights and Measures Issues, with #s 1-21 and 53-57, all cancelled (mostly all with manuscript dates), with two copies of FWM12, and overall fine to very fine. Also includes two plate proofs for FWM6 and FWM7 on thick paper, both cut into or with faults. (Image)

van Dam $ 2,325

1885 1c to $2 Crown Weights and Measures Set of Unfinished Stamps, with the 11 values in black, plus one with no value in orange, all with their control numbers omitted. These have full original lightly hinged gum, are perforated 12 and are fresh and overall very fine. (Image)

Est $ 250

Two Different War Savings Booklets, with FWS6a (very lightly hinged on two stamps only) and FWS15 (very lightly hinged on top stamps only). Both are quite fresh and very fine. (Image)

van Dam $ 525

1915 King George V Wine Strip Complete Set of 5 denominations for first issue, and two for second issue, showing the King's head sideways. The 5c value of the first set is unused (no gum) the rest have purple cancels, and the two in the second set are mint never hinged. Van Dam states that used examples are often faulty, these are very fine (a few tiny tears do not detract). A scarce set, under-valued in our opinion as this is the first set we recall handling. (Image)

van Dam $ 900

Group of Federal Excise Revenues on Documents, with 26 receipts showing sales of watches sold between 1943 and 1945 including Longines and Wittnauers, retailing in the range of $15 to $60. Each document is franked with a variety of different excise issues, with FX12 (x2), FX15 (x6), FX16 (x2), FX17 (x3), FX18 (x14), FX83 (x11), FX85 (x8), FX89 (x3), FX91 (x2) and FX127. Overall a nice quality lot, we noted a few stamps with small faults. Catalogue value given is for all uncancelled stamps. (Image)

van Dam $ 2,832

Lot of Excise Stamps on Partial Documents, with FX61 (x76), FX71 (x78), FX84 (x60), FX91 (x45) and FX94 (x80), all on 12 partial documents, with all stamps cancelled by violet crown cancels. Overall fine or better, and rarely offered with so many high denominations (all scanned online). (Image)

van Dam $ 2,403

Small Stock of Mint and Used Federal and Provincial Revenues, all in identified 102 cards plus a glassine, noting several better values throughout and light duplication of some. The glassine contains Québec Law stamps (cv. $1,047), see photos for an idea. (Image)

van Dam $ 3,084

Stock of Mostly Used Provincial and Federal Revenues Filling a Stockbook, with owner's count of 476 stamps from BC, NL, SK, QC, ON plus some Federal issues including Supreme Court, plus a couple of revenue documents. Overall nice quality, includes owner's inventory and we have scanned all pages online. (Image)

van Dam $ 3,419