Ключевые слова: air, airmail, background, business, class, commerce, communication, continent, correspondence, document, economy, eire, envelope, europe, first, fragile, france, freight, germany, ireland, italy, letter, mail, money, nederlands, office, package, packet, paper, post, postage, priority, send, sender, sheet, ship, shipping, sign, spain, stamp, stationery, symbol, template, transport, transportation, vintage, western,