Ключевые слова: ancient, book, conveying, cutting, duplicate, engrave, engraving, equipment and utensils, factory, flex, fold, folded paper, folding machine, handmade, heidelberg, historic, historical, industrial, industry, ink, inking, invention, journalism, letter document, machine, machine part, machinery, magazine, manufacturing industry, metal, museum, newspaper, offset printing machine, old, paper, press, print, printer, printer industry, printing, printing machine, printing press, printing press machine, production, publish, publishing, retro style, typewriter, vintage, vredeburg,