Instruments in concert = The Viola - Mahaut, Antoine 1720-1785; Mahaut, Antoine 1720-1785; Jongen, Joseph 1873-1953; Jongen, Joseph 1873-1953; Weiner, Stanley 1925-1991; Weiner, Stanley 1925-1991; Hindemith, Paul 1895-1963; Hindemith, Paul 1895-1963 (Koch, 1992)