Try a Radio Shack kit, Models "28-278","28-280" (and maybe "28-281").
You can get them on eBay for much less than retail. Much easier than rebuilding
something that old - and the books are included.
Neil
--- In friendsofdigicomp@yahoogroups.com, dbell@... wrote:
> Seems simple enough to re-make!
>
> I haven't searched vry hard, but the biggest challenge looks like finding
> a (soft )copy of the Workbook.
>