ルドルフ・ゼルキン
Additional releases included a number of Beethoven symphonies recorded with the New York Philharmonic during the 1930s, a performance of Mozart's Piano Concerto No. 27 on February 20, 1936, at which Rudolf Serkin made his New York debut, and a 1940 broadcast version of Beethoven's "Missa Solemnis".