Ada Lovelace (1815–52) is today regarded as one of the most important figures in the early history of the computer. Here, biographer James Essinger explores her life and legacy...| HistoryExtra
Analytical Engine, generally considered the first computer, designed and partly built by the English inventor Charles Babbage in the 19th century. The Analytical Engine was to be a general-purpose, fully program-controlled, automatic mechanical digital computer.| Encyclopedia Britannica