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Pehr-Georg and Edvard Scheutz’s Difference Engine Explained — Everything You Need To Know

Charles Babbage is widely recognized for inventing the first mechanical computer, the Difference Engine, in 1821. However, he never managed to build any of his many designs. Pehr-Georg Scheutz, a ...
Network World

Building a 5-ton mechanical calculator… from 19th-century plans

The Computer History Museum in Mountain View, Calif., willl unveil a recreation of Charles Babbages 19th century mechanical digital calculator, the Difference Engine No. 2. Starting in May, many will ...