There are only six known working Apple-1 computers in the world, and one of these units will go on sale later this month. According to a report in Computerworld, German auction house Breker will be auctioning off the machine that was owned by Fred Hatfield.
The Apple-1 includes the original manual, a letter signed by Steve Jobs and a circuit board that bears the name "Woz" on the back. The vintage computer is expected to fetch up to US$392,000 when it hits the auction block on May 25. You can check out the Apple-1 in the video below and hop over to Breker's website for the detailed photos of this classic machine.