Vacuum Tube Chess SetThere were only 7 of these amazing chess sets made, and the pieces light up when plugged in. As you can see from the photos, there are symbols on top of each tube which show which piece they are. This is pretty clever; it was made from a combination of wood, glass, and tubes, and the artist calls it the ‘Chess set for Tesla.’ The Unique Design of the Vacuum Tube Chess Set The Vacuum Tube Chess Set
