Don’t be fooled by counterfeit stamps – Ventura County Star
Ventura County Star |
Don't be fooled by counterfeit stamps
Ventura County Star The most obvious one, for collectors who have ultraviolet lights, are that the genuine stamps“are tagged and glow yellow-green under shortwave UV light; counterfeits are not tagged and appear bluish under shortwave UV light.” Tagging makes stamps glow … |
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