Leon Fleisher, the pianist on this album, performs with the Kölner Rundfunk-Sinfonie-Orchester.
The recording of Beethoven's Piano Concerto No. 4 with Otto Klemperer conducting was a live performance from February 27, 1956.
The recording of Beethoven's Piano Concerto No. 2 with Hans Rosbaud conducting was a live performance from November 18, 1957.
The Overture to "Egmont" by Beethoven, also featured on this album, was recorded in May 1955.
