forged stamps
Counterfeit postal marks
Forged stamps are counterfeit postage stamps, created to defraud postal services or deceive collectors.
Postal forgeries imitate genuine stamps to avoid paying postage.
Philatelic forgeries replicate rare or valuable stamps to sell to collectors: The dealer was caught selling forged stamps as genuine rarities.
Detecting forged stamps requires examining paper, ink, perforations, and printing methods.
- watermarkingEmbedding ownership indicators
- forensic analysisScientific examination for legal proceedings
- lithographyGrease-based flat plate printing
- printing platesSurfaces for mass reproduction
- overprintingPrinting atop previous marks
engraving · chemical analysis · postal regulations · counterfeiting · mail sorting · authentication · security features · postage rates · digital printing · embossing · philately · black market · postal fraud