1877 Printed 'POST OFFICE DEPARTMENT, CANADA / DEAD LETTER OFFICE' / D. 15.-100,000-22-3-77.' RETURNED DEAD LETTER yellow conveyance envelope rated handstamp '3' and used from Ottawa 6 JY '77 to Clinton, with explanation for use on backflap, corner rumpling top left and backflap damage, scarce and appears fine. (Image)

Est. 40+

1883 Printed 'POST OFFICE DEPARTMENT, CANADA / DEAD LETTER OFFICE / D. 15.-100,000.5-12-82' RETURNED DEAD LETTER large yellow conveyance envelope rated handstamp '3' and used from Ottawa 26 FE '83 to Fredericton, with explanation for use on backflap, typical creases/bends/edge faults, scarce and appears fine. (Image)

Est. 70+

1888 Printed 'RETURNED DEAD LETTER, POST OFFICE DEPARTMENT, CANADA / Dead Letter Office.' / D. 15 - 10,000-14-9-88 manilla conveyance envelope, rated handstamp '3' and oval "R', no despatch or receiver cancels (used from Ottawa) to 'Mon' (Montreal), explanation for use on backflap, some cover wrinkles/opening faults, etc, otherwise fine. (Image)

Est. 20+

1898 Printed 'RETURNED DEAD LETTER / POST OFFICE DEPARTMENT, CANADA/ DEAD LETTER BRANCH, OTTAWA' / D. 15½ - 10,000 - 22-2-97. manilla conveyance envelope, sent registered with oval 'R' and handstamp rated '3', used from Ottawa 29 JA '91 to Guelph, 31 JA receiver and explanation for use on backflap, backflap tear, scarce and fine. (Image)

Est. 36+

1919 Printed POST OFFICE Inquiry Department for Missing and Dead Letters form (74 B. -15,000-13-6-17.), attached to difficult or poorly addressed letters and used between Postmasters to inquire regarding the deliverability at another Post Office, used from London 2 JUL '19 and sent to Hamilton, scarce and fine. (Image)

Est. 20+

1940 Printed CANADA POST OFFICE 6 D. - 200,000-21-9-38 large envelope, sent registered to Ste Anne de la Pocatiere with boxed REGISTERED OTTAWA large 'R' handstamp at top, INSPECTION DIVISION OTTAWA, CANADA DEAD LETTER OFFICE handstamp lower left and OTTAWA FREE, 27 FE '40 despatch cds top right, with TWO INTACT D.L.O. CANADA OTTAWA RED WAX CROWN SEALS on back along with two different RPO's and 28 FE receiver, a few light ink smudges, etc, still choice and very fine. (Image)

Est. 50+