Ключевые слова: aged, antique, boat, business, canceled, collection, commemorative, communication, company, correspondence, dutch, emblem, globe, hobby, holland, isolated, issue, letter, macro, mail, man, netherlandish, netherlands, office, old, paper, people, perforated, philately, post, postage, postal, postmark, retro, service, ship, shipping, stamp, steamship, symbol, used, vessel, vintage, zeeland,