Summary

Control Data Corporation Model 853 removable disc storage drive. Made by Control Data Corporation in the United States of America, circa 1965.

The removable cartridge (made up of 5 disks) had a capacity of 4 Mb (later models had 8 Mb).

Physical Description

In large cabinet, grey painted, with clear blue transparent plastic cover over drive. "start/stop/fault" push button controls.

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