December 1952 is the notorious Earle Brown’s score consisting only by horizontal and vertical lines varying in width (see it on the video). It’s a landmark piece on graphic notation. The player must translate the symbols in music.
On You Tube there are two versions for solo piano. The first can be embedded and is below. Unhappily the player is unknown.
The second can’t be embedded, Click here to see it on You Tube. The player is Pascal Mächtlen.
