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...into a mouse and windows based user interface. This is obviously the biggest single jump in the entire set of photographs, and the place where Hertzfeld most wishes that Atkinson had dated the shots. It's tempting to say the change was caused by the famous Xerox PARC visit, which took place in mid-December 1979, but Atkinson thinks that the windows predated that, although he can't say for sure.
This particular picture shows different fonts in overlapping windows, but there was no window manager yet, so they couldn't be dragged around.
Credit: Photos courtesy Bill Atkinson. Captions adapted from Andy Hertzfeld's book "Revolution in the Valley."
Time line: Three decades of Apple innovation The products, people and events that shaped the Mac maker.
Gallery 1: Early fonts, graphics Historic Polaroids chart evolution of the user interface.
Gallery 2: Radical shift Soft-key based UI becomes mouse/windows-based.
Gallery 3: Lisa desktop Creating double-click, menu bars and more.
Gallery 4: Sketching out the Mac Before MacPaint there was LisaGraf.
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'It was like working at Disneyland' Former Apple evangelist Guy Kawasaki on the company's early days.
Sizzle may be subjective, but Apple's definitely got it, says CNET News.com's Charles Cooper.
Editors: Leslie Katz, Scott Ard
Copy editors: Edward Moyer, Jennifer Guevin
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