Ключевые слова: abstract, address, agitation, aitutaki, albert, ancient, antique, araura, art, background, campaigning, canceled, card, collection, commemorative, communication, correspondence, einstein, envelope, history, hobby, horizontal, isolated, jewish, judaica, letter, mail, mathematician, message, nobel, old, oldfashioned, paper, philately, physicist, portrait, post, postage, postal, postcard, postmark, postmarked, prize, retro, souvenir, stain, stamp, vintage, winner,