Got this to hear the pianola/piano roll, and whoa...glad I did. Don't know too much at all about the things, but apparently Stravinsky was into them, and supervised the creation of the roll itself. It was not one of those "recording" rolls, which simply "recorded" a live performance, but was instead a form of transcription of the score onto the roll, no live playing required (although to be played, I guess there is a role - no pun intended - for somebody to control certain aspects of the playbac