Duos for Violin and Viola
~ Release group by John Williams, Aaron Copland, Louis Spohr, Bohuslav Martinů, Jakov Jakoulov, Alessandro Rolla; Victor Romanul, Michael Zaretsky
~ Release group by John Williams, Aaron Copland, Louis Spohr, Bohuslav Martinů, Jakov Jakoulov, Alessandro Rolla; Victor Romanul, Michael Zaretsky