The Columbia Computer Center Machine Room early 1980s
Columbia University machine room early 1980s; Photo: Bob Resnikoff.
The Columbia Computer Center IBM Machine Room, early 1980s, after the IBM
360/91 was removed. Visible at right center is some of the last surviving
punch-card equipment. Off to the far right is the Gandalf PACX terminal
switch. Tape drives to the left and the rear; printers in the foreground;
the operator terminal area in the center.
