Charles Petzold’s writes in his book, Code: The Hidden Language of Computer Hardware and Software,
“What do flashlights, the British invasion, black cats, and seesaws have to do with computers? In CODE, they show us the ingenious ways we manipulate language and invent new means of communicating with each other. And through CODE, we see how this ingenuity and our very human compulsion to communicate have driven the technological innovations of the past two centuries.”
In a very creative style, Charles Petzold walks readers through a maze of discoveries and innovations which ultimately culminate into contemporary computers and coding. The pages are dense in technical explanations and so in order to grasp the big concepts of how we evolved into coding, I made the following images…
For further knowledge on computer history also check out this well done and fun website: An Illustrated History of Computers.
Also this film, A Computer Perspective (produced by Eames for IBM in 1971) is a visual survey of the collection of artifacts, ideas, events and memorabilia displayed in the exhibition to represent important milestones in the development of the electronic computer.