Mystery mid-70's keyboards

Fred Cisin cisin at
Sat Dec 28 11:47:06 CST 2019

>>> 2) Keyboard branded as Licon 55-500129, IC date codes in 1973 and '74.
>>> Has three blank white keys, one blank gray key, and one blank black key, also
>>> "home mem", "marg set" and "video rvs":

> On Sat, Dec 28, 2019, 12:38 PM Bill Degnan <billdegnan at> wrote:
>> My initial thought is a clone dec terminal printer keyboard.

> But that cant be right

"marg set" sounds like a word processor.

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