Heinrich Biber s astonishingly powerful and deeply emotional Mystery Sonatas represent a triumph of Baroque invention.
Boston Baroque s Christina Day Martinson delivers a technical tour de force, as she navigates the virtuosic challenges
presented by the fiendishly demanding changing scordatura. Boston Baroque s founder Martin Pearlman plays organ and
harpsichord, with Michael Leopold on theorbo and guitar and Michael Unterman on cello.