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. It was more than 35 ……続きを見る
There is an aesthetic beauty to old stamps, which were miniature works of art in their detail and colours, in order to make them difficult to counterfeit. It is this aesthetic sensibility that attra……続きを見る
