Ключевые слова: aged, america, american, antique, brazil, brazilian, canceled, collection, commemorative, correspondence, crown, dom, dom joao vi, dom john vi, hobby, isolated, issue, joao, john, king, kingdom, letter, macro, mail, monarch, office, old, paper, perforated, philately, portugal, post, postage, postal, postmark, retro, ruler, shipping, south, stamp, the algarves, united, used, vintage,