Tag Archives: Bjelkhagen

Author Hans I. Bjelkhagen Introduces First Book On Postage Stamps, Hologram Collection

United Kingdom (PRWEB) June 23, 2014 Holograms on postage stamps have become a new topical subject in philately, and there has been a growing interest among philatelists in collecting such items for many years now. Up until 2014, holographic stamps … Continue reading

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