ZeitSPARmaschine by Freiberg based designer Tanja Unger Time, Freedom and Control The Legacy of Johannes Bürk Uhrenindustriemuseum Villingen-Schwenningen

ZeitSPARmaschine by Tanja Unger, as seen at Time, Freedom and Control. The Legacy of Johannes Bürk, the Uhrenindustriemuseum Villingen-Schwenningen