Apple II from 1977

What you are asking for is an Early Rev-0 Apple ][.

For more information on what to keep an eye out for and to make sure the motherboard is original not a later replacement...

http://willegal.net/appleii/appleii-first_page.htm

Keep an eye on eBay- they show up for somewhere between $2000 and $7000 from time to time, depending on the bidding wars.

Or someone here may be wanting to let one go...