Standing of course for Digital Computer, this is a plastic, mechanical machine, that allowed the user to play games, solve riddles and do arithmatic.

The manual descibes it as the first mechanical binary computer, able to solve problems in the same way as an electronic computer.

Using metal rods attacked to a plastic 'Clock Rod', a 'Logic' one, plastic pegs could be attached to enter the 1 and 0 binary code.

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This exhibit has a reference ID of CH48744. Please quote this reference ID in any communication with the Centre for Computing History.


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