Ключевые слова: 1963, 1988, anniversary, astronaut, canceled, closeup, collect, collectible, collection, communication, conservation, correspondence, delivery, design, detail, first, historic, hobby, isolated, issue, korea, launch, letters, macro, mail, mars, missiles, orbit, philately, picture, post, postage, postal, postcard, postmark, print, research, satellites, science, send, shipping, space, stamp, station, tereshkova, ussr, vostoc, zigzag,