composed by Ludwig van Beethoven engineer [audio restoration] Mark Obert-Thorn piano Artur Schnabel producer Mark Obert-Thorn Recorded in EMI Abbey Road Studio No. 3 14th January, 1937 (Tracks 1 & 34) 11th January, 1938 (Tracks 10-16) 9th November 1938 (Tracks 17-33) 10th November, 1938 (Tracks 2-9 & 35)