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The photos were published by another Mac pioneer, Andy Hertzfeld, in his book, "Revolution in the Valley: The Insanely Great Story of How the Mac Was Made." Through Hertzfeld, Atkinson gave CNET News.com permission to republish them here.
The first picture in Atkinson's notebook is from the Apple II Pascal project. The high-performance graphics routines he wrote for Apple II Pascal in the fall of 1978 led into his initial work on the Lisa.
Credit: Photos courtesy Bill Atkinson. Captions adapted from Andy Hertzfeld's book "Revolution in the Valley."