THE Z3 WAS WORLD'S FIRST WORKING, PROGRAMMABLE, FULLY AUTOMATIC DIGITAL COMPUTER
The Z3 was designed and built by Konrad Zuse in 1938 – 1941.
The origal Z3 was destroyed during the bombardments of Berlin in 1943.
Replicas have later been built and this one is on display in Deutches Museum, München
Photograph source: Deutshes Museum, München