The Art of Stone Carving: Devil's Puzzle Balls: Ideas & Inspiration в журнале Ярмарки Мастеров
Devil Ball
Devil's Marbles – Davenport, Australia - Atlas Obscura
Devil's Work” ball with fourteen movable balls made of one piece of ivory. Canton, China, 19th century, Qing dynasty. On display in the Israel Museum in Jerusalem, Israel. More info in comments [