Quote:
Originally Posted by Electronic M
I think the Zipper dates back to pre-WWII and used electromechanical scrolling originally.
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They used different fonts. I'm enquiring about this specific type that dates to at least 1970 and precedes by some years the creation of Signetics and General Instrument's RO-3-2513. Surely someone has to have knowledge of PDP-8 and all to zero in on the origin of the type redrawn from various graphs, photos, and printouts.