Unrecorded watermark, colour shade and perforation variation in philatelic issues commemorating the World Youth Stamp Exhibition (2014) from Malaysia

Unrecorded watermark, colour shade and perforation variation in philatelic issues commemorating the World Youth Stamp Exhibition (2014) from Malaysia

A watermark is applied to an official paper document of value, such as postage and revenue stamps, bank notes and passports, as a device to reduce counterfeiting (Mackay, 2003). Typically, it comprises a pattern, image or letters that appear when viewed under transmitted light, or via reflected ligh...

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Bibliographic Details
Main Authors: Das, I., Genevieve, V. A. Gee
Format: Article
Language:English
Published: Philatelic Society of Kuching Sarawak 2016
Subjects:
NX Arts in general
Online Access:http://ir.unimas.my/id/eprint/12850/
http://ir.unimas.my/id/eprint/12850/1/Das%20I..pdf

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