Canadian Stamps and Postal History

This post discusses the variations that can be found in the PVA gum that was used on these stamps as well as the chalk surfacing that was used by the BABN on the higher value stamps.

This post examines the tagging found on the stamps of this issue in detail. In addition to the basic differences between the Winnipeg tagging, OP-2 Ottawa tagging, and OP-4 Ottawa tagging, this post looks at the methods by which the tagging was applied, and the intensity of the tagging, as it appears under normal light.

This post examines the different perforations found on the stamps of this issue and focuses on the different configurations of these perforations as they relate to the sheets, as well as showing some of the problems that the printers encountered when they perforated the stamps.

This post examines some of the shade variations found on the stamps of this issue, none of which are formally listed in the specialized catalogues, such as Unitrade.

This post examines some of the constant and non-constant varieties found on the low value designs of the 1972-1978 Caricature and Landscape Issue of Canada.

This post examines the type differences that can be found on the mid-range values of the series, as well as the $1, and all listed constant varieties. In addition, I have illustrated some unlisted varieties, some of which are constant, and others of which are not constant.

This is post is the first in a series that explores the 1972-1978 Caricature and Landscape definitive issue of Canada. After presenting the basic stamp designs and discussing their issue dates and methods of printing, the remainder of this post presents a broad overview of all the different aspects that can form the basis for building a specialized collection of this issue.

This post examines in depth, the last three commemorative issues of 1972, issued by Canada post. Specifically covered in depth are the constant varieties of the Cornelius Krieghoff stamp, as well as the different fluorescent paper varieties, shade varieties, perforation varieties, paper varieties, Ottawa tagging, Winnipeg tagging, corner blocks, first day covers and commercial covers.

This post examines all aspects of the first four commemorative issues of 1972, as issued by the Canadian post office. Specifically covered in detail are the paper characteristics other than fluorescence, the paper fluorescence varieties, Ottawa tagging, perforation types and varieties, gum types, plate blocks, first day covers, plate flaws and colour shifts and postal history and cancellations.