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I don't know how the picture became that small, but here is the patent link: http://www.google.co.uk/patents/US626472

Hi, This is my first post. I just wanted to share with you this amazing patent drawing that I found. It looks very sophisticated, how the hell does this thing from 1899 work? Bruce, I admire your work, but can you tell why no modern custom version of this mechanism can be seen around? Thanks