British embossed postage stamps British embossed postage stamps The adhesive embossed postage stamps of the United Kingdom, issued during the reign of Queen Victoria between 1847 and 1854 exhibit four features which are unique to this issue: Three values of the octagonal stamps were introduced to cover higher foreign and registered postal charges on the following dates: 1 Shilling (green) - 11 September 1847, 10d (brown) - 6 November 1848, 6d (mauve/lilac/purple) - 1 March 1854 The 1 shilling was the first British postage stamp to bear a value above 2d. The dies used for this type of printing have the embossed, (raised), portions
Postage stamp paper also be identified when the paper changes either within the issue or with the next issue. When colored paper is used for the stamp, the ink colors are listed first and then the paper's color is listed next in "italics". Sometimes the paper is described as "ordinary", which simply means that the common paper of the period was used. Coated paper is usually not listed but may be surmised by the printing process used to print the stamp. For example, photogravure printing yields the best clarity when printed on coated papers. Examples of different security paper used on postage stamps.