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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: * The method of production of the dies used for the printing * The use of silk threaded paper (on two of the values) * The method of printing (one stamp at a time) * The use of tinted gum (on the six pence value)〔Stanley Gibbons Ltd, ''Specialised Stamp Catalogue Volume 1: Queen Victoria''〕 ==Issue dates== 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.〔http://www.imagesoftheworld.org/stamps/embossed.html Embossed values 1847-54 at images of the world .org. Retrieved 1.11.2011〕 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「British embossed postage stamps」の詳細全文を読む スポンサード リンク
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