Charles Babbage Gallery: Differencial Engine (4)

  Abb. 10: Elevation and End View of Part of General Framing. 

  Abb. 11: Plan and End View of Cams etc. for Vertical Motion to Calculating axes. 

  Abb. 12: Plan of Cams for Locking Odd Difference Figure Wheels and for Vertical motion of Even Difference warning. 

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