BS DC Import ID node:33390 BS DC Import Time 2024-07-11 09:01 Signal- und Maschinencodes Block 1: Morsetelegrafie © ZKM | Karlsruhe, photo: Anatole Serexhe Artist/s Signal- und Maschinencodes Title Block 1: Morsetelegrafie Copy Number 097 Images Morse-Kohärer-Receiver with reception bell (self-made with historical building blocks) ZKM | Karlsruhe © ZKM | Karlsruhe, photo: Anatole Serexhe