 Over the next few years, concerts of his music were performed at Carnegie Hall, on radio station WCBS-FM, and at New York's Town Hall.In 1949, Sandberg’s works "Eskerah" ("I remember") and "Ruth" were performed at Town Hall.The former was begun in 1938 in memory of those who were suffering persecution at the hands of the Nazis in Germany, but it was completed after the war when the full extent of the destruction of World War II became known.