I first read parts of vol 1 in 1975, in my undergrad data structure and algorithm class. And then again in 1980 for my PhD comprehensive exams. That book is highly used. I found a pristine copy a few years in a pile of books on the sidewalk, thanks to someone moving.
They put out a Unicomp clicky keyboard a few days later, picked up that too.
They put out a Unicomp clicky keyboard a few days later, picked up that too.