Ключевые слова: 1960s, 1966, art, background, card, collection, collector, communication, communist, correspondence, cp, cpsu, culture, date, delivery, drawing, face, gallery, global, heritage, history, illustration, isolated, league, lenin, leninist, letter, mail, mark, masterpiece, old, painted, paper, people, philatelic, post, postage, postcard, postmark, red, reproduction, retro, stamp, state, unique, ussr, vintage, white, young, youth,