Schematics of Atanasoff-Berry Computer logic circuits?

William Blair wbblair3 at
Wed Aug 20 16:27:41 CDT 2008

Does anyone know of a source for schematics of the Atanasoff-Berry Computer vacuum tube logic circuitry?  I've found this web page:

but there are no schematics available there.  I have emailed the person at the bottom of the web page, but I suspect that since school is not in session, I won't soon get a response.


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