original: From 1948 - 52, a series of guest conductors led the orchestra, including Leonard Bernstein and Leopold Stokowski.
simplifications: From 1948 - 52, many guest conductors led the orchestra. Some of which are Leonard Bernstein and Leopold Stokowski. Guest conductors led the orchestra from 1948 to 1952. Leonard Bernstein and Leopold Stokowski were two of them. From 1948 - 52, various guest conductors led the orchestra. These included Leonard Bernstein and Leopold Stokowski. From 1948 - 52, guest conductors led the orchestra, including Leonard Bernstein and Leopold Stokowski. Leonard Bernstein and Leopold Stokowski were among the guest conductors who led the orchestra between 1948 and 1952. From 1948-52, guest conductors led the orchestra. From 1948 - 52 a series of guest conductors led the orchestra. From 1948-52, many guest conductors led the band, including Leonard Bernstein and Leopold Stokowski. From 1948 - 52, a series of guest conductors led the orchestra. This guest conductors also include Leonard Bernstein and Leopold Stokowski Between 1948-52, the orchestra was led by a number of guest conductors including Leonard Bernstein and Leopold Stokowski.