Not quite the same, but there is a working replica of Babbage's difference engine N.o.2 in the science museum in London. You can walk round it and see how it wo

Not quite the same, but there is a working replica of Babbage's difference engine N.o.2 in the science museum in London. You can walk round it and see how it works. I think they run it for a few minutes at set times during the day. http://www.sciencemuseum.org.uk/objects/computing_and_data_processing/1992-556.aspx http://www.sciencemuseum.org.uk/objects/computing_and_data_p...