Babbage's Analytical Engine, The NineteenthCentury Computer
It was the Analytical Engine, designed by Charles Babbage in 1837. Charles Babbage was a man of many talents, and aside from being an inventor (Babbage was the inventor behind cowcatchers found on trains) he was also a mathematician, and had designed the Difference Engine in 1821 (also known as Difference Engine No. 1).