July 6, 1949 7 songs, 31 minutes ℗ 1949 © Esoteric Records™ a division of 43 North Broadway, LLC. WARNING: All Rights Reserved. Unauthorized duplication is a violation of applicable laws.
- Rudolf Kolisch, Eric Simon, Leonard Sharrow, Kolisch Quartet, Wendell Hoss, Anthony Zentrick, Berlin Radio Orchestra & Anton Webern
- Bruno Walter, New York Philharmonic, Ernst Haefliger & Mildred Miller
- Wilhelm Furtwängler, Berlin Philharmonic & Edwin Fischer
- Pierre Boulez, Ensemble Intercontemporain & New York Philharmonic