Frustrated by human error, mathematician and inventor Charles Babbage designed a machine to perform mathematical functions and automatically print the results. Library of Congress When today’s number ...

As you might expect from its name, the "Difference Engine" is a strangely difficult object to describe. You might start by imagining the side of a large crib with uprights ringed by small metal wheels ...

In the candle-lit world of Victorian England, one woman looked beyond steam engines and gears — and saw the future of machines that could think. Ada Lovelace, daughter of poet Lord Byron, worked with ...

Some staff at Marchant took an active interest in the history of computing devices. These tear sheets havef an article by Philip and Emily Morrison on Charles Babbage and his difference engine, as ...

Autograph letter signed, handwritten in black ink on unlined paper with a color printed letterhead and the word "Lundi." Charles Babbage KH FRS was an English mathematician, philosopher, inventor and ...