Talk:GE-400 series

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GE-420

Where does this fit in?
The first GE-400 time-sharing customer already has his system. ... The first member of a family of GE-400 time-sharing computers is called the GE-420. Computerworld, Sep 13, 1967 Peter Flass (talk) 23:18, 24 March 2012 (UTC)[reply]

software

An operating system is never mentioned for 4xx systems. Presumably they had a supervisor, like IBM IBSYS. There seems to be no documentation on any of this. Peter Flass (talk)