Punched cards for Babbage's analytical engine | The first fully-automatic calculating machine | British computing pioneer Charles Babbage first conceived the idea of an advanced calculating machine to calculate and print mathematical tables in 1812 | This machine, conceived by Babbage in 1834, was designed to evaluate any mathematical formula and to have even higher powers of analysis than his original Difference Engine of the 1820s.
Type with ease and get stuff done Some activities call for a keyboard. Surface comes with an integrated Kickstand and a revolutionary, 3mm thin, pressure sensitive cover that doubles as a fully functioning keyboard and trackpad. Your Touch Cover connects to your Surface with a single magnetic click. Now you can chat with friends and respond to emails comfortably.