sentences:  In the same year Lange conducted the CSO during its legendary concert with U.S. piano legend Liberace at the Pabst Theater in Milwaukee.In 1946-1949 Lange worked in Toledo, Ohio, with the local Friends of Music Orchestra (later Toledo Symphony Orchestra).On April 13, 1947, he was invited again by his former boss Toscanini to New York to perform as guest conductor at the NBC Symphony Orchestra.