Bob Berkman explains how the pianola works. 

I'm intrigued by the large doover supplying the wind motor, I used to restore a lot of these push up players,many thanks for the wonderful video. Jim from AUSTRALIA.

Gracias por compartir este excelente video !!

Wow, I had no idea.

Hey! Berkman remastered the Scott Joplin played Maple Leaf Rag piano roll for QRS!

Hi

Hatikvah