ICL 7500 series
RANGE OF TERMINALS AND WORKSTATIONS DEVELOPED BY ICL
ICL 7502; ICL 7503; ICL 7561
The ICL 7500 series (7501, 7502, 7503, 7561, etc.) was a range of terminals and workstations, that were developed by ICL during the 1970s for their new range ICL 2900 Series mainframe computers.