A numerical table is a tool designed to save the time and labor of those engaged in computing work. The oldest tables which are preserved, were compiled in Babylon in the period 1800-1500 B.C. They ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a replica of the portion of a ...

The Babbage Engine Exhibit opens May 10 at the Computer History Museum in Mountain View, Calif. The central artifact of the exhibit, a faithful construction of Englishman Charles Babbage's Difference ...

Innovation stems from the minds of individuals who recognize a need and strive to develop a new way to fill it. One such innovation was the difference engine, an automatic mechanical calculator ...

When I was in college, several decades ago, I relied heavily on a computational device called a slide rule and on a little, paperbound handbook of mathematical and scientific tables. I occasionally ...

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 ...

A rare liveaction and closeup study of the only existing Babbage Difference Engine a machine designed in the first quarter of the 19thCentury by English inventor and mathematician Charles Babbage The ...