Looking for article: microprogrammed DIY TTL calculator

[ben]

On 3/20/2017 7:58 AM, Jacek Greniger via cctalk wrote:
> Hi,
>
> Two years ago I've found scans in PDF with the article (dated 197?, I don't
> remember) describing DIY TTL-based calculator. This was microprogrammed
> machine (if I remember correctly microproprogram was "stored" in the diode
> array). It has LED display and possiblity to calculate square root.
> Definitely not talking about EDUC-8 computer from 1975. I think this
> calculator was published a little bit earlier.
>
> Unfortunately I'm no longer able to find it. Does anyone associate the name of
> that magazine?
>

I think one is hidding at BITSAVERS.

> Regards,
> Jacek
>
Ben.