Adminware Corporation (7k)

By: Robin Harris, E-mail:, Beausejour, Manitoba, Canada
Updated: November 19, 2021, 4:00pm CDT

Postal Rates | Elizabethan-era Glossary | Tagging Error Database | RPSC | BNAPS | APS

What ultraviolet light do I use?

1970 Christmas

2020 marked the 50th anniversary of the 1970 Christmas stamps.

Books (7k)

Read all about it here, and download over 45 hi-res (600dpi) scans of full panes to study for constant plate varieties.

On this date (December 6) ...

Birth of Susanna Moodie (1803)
SA Halifax Explosion (1917)

Click for more/Canada search

Adminware: For Sale

Stamp Store now OPEN!


  • Used Canadian Elizabethan-era stamps.
  • Used USA modern-era stamps.
  • Album pages: Canada, Great Britain Machins.

Start shopping

Line Books (7k) Canada Specialized Books & Album Pages
[updated Jul 14, 2021] 

I have prepared seven different books and album pages on the Canadian definitives issued since 1952. 

Oct 2020: Major updates are underway on these books.

Second editions of following now available:

  • "Environment" first edition was 114 pages. Second edition is 482 pages! Click for details and ordering.

  • "Mammal" first edition was 82 pages. Second edition is 340 pages! Click for details and ordering.
  • Line Checklists (7k) Canada definitive specialized checklists Checklists of Canadian stamps for the discriminating collector [updated Feb 16/14].

    Postal Rates [updated Jan 10/20]


    Line Lowe-Martin Serpentine Die Cutting

    Lowe-Martin is a printer of Canadian postage stamps. Their coil production has produced thousands of unique stamps due to the serpentine die cutting.

    Free, extensive 64-page PDF article available for viewing (updated August 30/21)
    Line Machin (9k)Machins
    [updated November 14, 2021]

    I have always had an interest in the on-going Great Britain Machin series of stamps.

    Album pages now available!

    Click here to enter the Machin portion of this site (over 350 web pages listing over 2,600 varieties).
    Line The Unitrade Specialized Catalogue of Canadian Stamps

    I have been the editor of the Unitrade catalogue since November 2004 (sixteen editions now under my belt).

    The 2021 Unitrade began shipping around December 9, 2020.
    2021 errata; updated Feb 22/2021]

    Line Elizabethan II Study Group

    A specialized Study Group of the British North America Philatelic Society (BNAPS) exists for the Elizabethan II era. I have been editor of the Corgi Times since July 2001.

    Click here for information on this study group and its journal, the Corgi Times.
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