Thanks, Joe! You're right, it looks just like the one they use to demonstrate the cleaning procedure. Amazing. I don't have the crank for this machine. Do you (or does anyone else reading this) know what kind of threads a replacement crank must have? I suppose it's old enough that it used a propriet...

Hello, I hope someone will recognize this spring-powered phonograph mechanism. Surely someone is looking for such a thing. It works, but has a problem: one of the governor's springs is broken where it attaches to the ball, indicated by the pencil in the photo. Please let me know what I should do wit...