If you ever go to Berlin check the Techniknuseum, they have a bunch of replicas of mechanical computers, like this one : https://en.wikipedia.org/wiki/Z1_(compu

If you ever go to Berlin check the Techniknuseum, they have a bunch of replicas of mechanical computers, like this one : https://en.wikipedia.org/wiki/Z1_(computer) https://en.wikipedia.org/wiki/Z1_(computer)