Ключевые слова: archive, background, cccp, collecting, collection, collector, communism, communist, country, ddr, delivery, democratic, deutsche, east, east germany, factory, gdr, german, germany, history, jeantienne liotard, mail, memorabilia, military, office, old, philatelic, philately, post, postage, postal, postmark, red, republic, retro, socialism, soldier, stamp, travel, uniform, ussr, vintage, watermark, workers,