eBay auction is no longer available at ebay.com
Modifications were performed on the board by the original owner (presumably for additional memory), involving cutting traces and running wires.Stamp on the back.
Bought probably 1977 and kept for over 39 years in Dayton, Ohio, USA.
Sold 2016 at eBay auction for only US$ 60,300. Low price due to condition of the auction.
Board has been physically modified - traces have been cut and jumper wires run up to the breadboard area. Added and cut wires at switch board. Added sockets at breadboard. Added wires on the back.
CPU and PIA from 77, so changed or added later. Somy chips like four 74S257 added 1993. Hole drilled at voltage regulator.
The low price may be due to the circumstances of the auction.
Jan 23, 2020
Apr 02, 2018: Newly added to the Apple-1 Registry
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