Ключевые слова: 10, 1987, antique, canceled, circa, closeup, collection, correspondence, deliver, democratic, design, emblem, envelope, heritage, historic, hobby, issue, korea, letter, mail, metro, national, old, people, philatelic, philately, post, postage, postal, railway, republic, retro, series, staff, stamp, station, subway, underground, uniform, vintage, woman,