Ключевые слова: aged, america, american, anniversary, collection, hero, history, italian, italian born, liberty, mail, man, mazzei, national, old, paper, patriot, people, person, philately, philip, philip mazzie, physician, policy, political, politician, portrait, post, postage, postal, postmark, public, remembered, retro, stamp, states, statesman, united, usa, used, vintage, writer,