On topic? Looking for old computer book

Fred Cisin cisin at xenosoft.com
Fri Mar 30 15:05:00 CDT 2007

On Thu, 29 Mar 2007, Paul Heller wrote:
> I'm looking for a book that I rented from a library in 1973 or 1974
> on computers. In the back of the book it has plans for building a
> computer out of basic components, including a telephone dial for
> input. The output is shown on lights and I remember there being more
> than a few bulbs. The "computer" probably does nothing more than add

In about 1963, there was a kit with plastic and cardboard pieces that had
a dial

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