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 ...

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 ...

The article written by Percy E. Ludgate in 1909 first gives thanks to Professor C. V. Boys, F.R.S. for his assistance on the subject of analytical machines. Ludgate also refers to the work of Charles ...