This site is dedicated to those people who like to collect vintage technology, no matter what it is. If you collect old computers, handheld computer/PDAs, watches, robots, cell phones, calculators, game consoles, etc... This is a place to find out more about them.
Friday, June 13, 2008
Charles Babbage's Difference Engine
The Difference Engine was an accurate mechanical calculator designed by Charles Babbage in the 1840s, but was never built in its inventor's lifetime. Here, its modern builder explains how it works.