Early Computing
Antikythera and Babbage
In the early 19th Century, Charles Babbage worked out mechanically, most of  the concept of the modern computer.
Using rapid prototyping techniques a  model of these mechanical concepts is being prepared.
These techniques will be tested on making a model of the Anikythera  device, an early set of geared works from antiquity.  
Analytical Engines
Detail of the Anticipating Carriage.