Heinrich Ignaz Franz von Biber Essay on his music and compositional style with links to RealAudio of his Requiem and Sonata Representiva. http://www.geocities.com/Vienna/Strasse/8600/biber.html

Biber, Heinrich Ignaz Franz von The Columbia Encyclopedia, Sixth Edition, 2001 article on the composer, mentioning his special violin tuning. http://www.bartleby.com/65/bi/Biber-He.html

Biber, Heinrich Ignaz Franz von Biography noting his violin virtuosity and compositions for it as well as sacred music, operas, and other important works from the Grove Concise Dictionary of Music entry at WQXR radio. http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=1027

Biber, Heinrich Brief biography and caricature with analysis of his instrumental music. http://www.naxos.com/composer/btm.asp?fullname=Biber,%20Heinrich%20Ignaz%20Franz%20von

William Boyce (1711-1779) Brief biography and caricature with summaries of instrumental and vocal and choral music with recommended recording. http://www.naxos.com/composer/btm.asp?fullname=Boyce,%20William