Ключевые слова: adult, aged, ancient, antique, armed, army, canceled, card, close, collection, communication, communism, communist, correspondence, delivery, envelope, exhibition, forces, historic, historical, history, letter, liberator, macro, mail, mark, message, object, obsolete, old, paper, perforated, perforation, philatelic, philatelist, philately, post, postage, postal, postcard, poster, postmark, print, printed, red, republics, retro, revolution, russia, russian, seal, service, socialist, soldier, soviet, stamp, symbol, troops, ukraine, union, up, ussr, vintage, war, western,