Operation punch cards for Analytical Engine

Operation punch cards for Analytical Engine, nos. 22 - 29

Early Punched Card Equipment, 1880 - 1951 - Engineering and Technology History Wiki

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Search our collection Science Museum Group Collection

Charles Babbage's Difference Engines and the Science Museum

Charles Babbage left a computer program in Turin in 1840. Here it is.

Douglas W. Jones's punched card index

The programming architecture of Babbage's Analytical Engine

How Ada Lovelace's notes on the Analytical Engine created the first computer program - BBC Science Focus Magazine

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What If Babbage..?

Punched card - Wikipedia

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2.8 The Analytical Engine's machinery