Halvorsen Handel Passacaglia (played on Stradivarius) Ilmar Gavilan Juan Miguel Hernandez

Ilmar Gavilan Violin Juan Miguel Hernandez Viola from the Harlem Quartet play Halvorsen, Handel Passacaglia on Stradivarius instruments at the Library of Congress in December 2008. Courtesy of White Pine Music. Copyright 2009 Central Michigan Sound engineer: Scott Burgess. Comanaged by Sphinx Sciolino Management