A history of Xerox Alto, a computer that debuted in the early spring of 1973 at PARC and presaged personal, interactive, networked, and graphical computing (David C. Brock/IEEE Spectrum)

https://spectrum.ieee.org/xerox-alto
http://www.techmeme.com/230302/p3#a230302p3

50 Years Later, We’re Still Living in the Xerox Alto’s World

<p>The Alto transformed computing. And the changes stuck</p>

IEEE Spectrum