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 ...

A note on the value of money in the nineteenth century -- pt. 1. The difference engine -- ch. 1. The tables crisis -- ch. 2. A personal question -- ch. 3. Tragedy and decline -- ch. 4. Miracles and ...