 Their watchword was that no care should be taken of hands or voice, there should be no interest in publicity, and musical values should prevail.Their repertoire ranged from Bach to the moderns, and they never repeated a song in ten years of London recitals.Specializing in lieder of Franz Schubert, Schumann and Brahms, but performing songs of all kinds, they were pioneering the themed recital (usually about 90 minutes).