Ключевые слова: aged, american, antique, canceled, collection, commemorative, correspondence, explorer, first, florida, governor, hobby, isolated, issue, juan, leon, letter, macro, mail, male, man, office, old, paper, people, perforated, philately, ponce, ponce de leon, post, postage, postal, postmark, puerto rico, retro, shipping, spanish, stamp, used,