IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1840, the English mathematician ...
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 ...
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 ...