Charles Babbage, English pioneer of machine computing, 1860.
© Science Museum / Science & Society Picture Library
Signed carte de visite, reduced size version with image trimmed, taken during a studio sitting for the fourth International Statistical Congres of 1860 in London. Charles Babbage (1792-1871) was a computer pioneer, inventor, reformer, mathematician, philosopher and political economist. His 'Analytical Engine' of 1834 was the first calculating engine designed along modern lines, and it is for this that he is widely considered to be the 'father' of computing.