The music of Hungarian composer Ernst von Dohnányi took a dive in concert program frequency after his death in the U.S. in 1960, when the fashion was for Bartók or still more progressive composers. It has been making a comeback, however, and this satisfying release by Britain's venerable Nash Ensemble, largely specialists in contemporary music, should only help it along. Dohnányi was classified as a conservative, and indeed there is a strong Brahmsian...