This beasty came my way recently when a friend was clearing out his loft. It's a Bellini piano accordion, 41 treble keys, 120 bass buttons. It's very grubby, as you might expect, but the bellows are sound and the case is in good shape.
Obviously missing is one of the bellows straps, which I will probably make in the workshop. The straps are in very poor shape; one of the feet is missing and the grille is dented. None of that is insurmountable though!
The bass buttons are something else though. Obviously this machine has been sitting around for a while, and much of the filth outside is probably also inside. The bass buttons are not supposed to look like this: