Back in 2016, we featured a stunning wooden machine that employed falling steel marbles to play a merry tune. As plans are drawn up for a new version, its builder has looked back to the designs of ...

Pincho balls are circulated like a Pythagora switch by combining wooden handwheel handles, gears, rails, etc. with drums, vibratophones and bases, turning the handwheel handle, and when the pachinko ...