sentences:  In 1950, Lange started to work with the Albuquerque Civic Symphony, less than two years after his predecessor Kurt Frederick had managed to bring the world premiere of Schoenberg's "A Survivor from Warsaw" to Albuquerque in November 1948.Lange transformed the ACS from an amateur ensemble into what is today known as New Mexico Symphony Orchestra (NMSO) and one of the leading professional orchestras in the United States.He was a National Patron of Delta Omicron, an international professional music fraternity.