The Orchestra has also hosted many distinguished guest conductors , including Leonard Bernstein , Aaron Copland , Edward Elgar , Morton Gould , Walter Hendl , Erich Kunzel , Erich Leinsdorf , Charles Munch , Eugene Ormandy , André Previn , Sergei Prokofiev , Sergei Rachmaninoff , Maurice Ravel , Arnold Schoenberg , Leonard Slatkin , Leopold Stokowski , Richard Strauss , George Szell , Michael Tilson Thomas , Bruno Walter , and John Williams .
The orchestra has also had many famous guest conductors , including Richard Strauss , John Williams , Arnold Schoenberg , Sergei Prokofiev , Sergei Rachmaninov , Maurice Ravel , Edward Elgar , Aaron Copland , Leonard Slatkin , André Previn , Michael Tilson Thomas , Leonard Bernstein , Leopold Stokowski , Erich Leinsdorf , Eugene Ormandy , George Szell and Charles Münch .