An examination of Byrd's work is followed by an extensive set of MIDI samples, by John Sankey.
This useful timeline by Dave Lampson lists composers by century and gives approximate dates of birth and death. Edited and placed online by Tim Cordell.
Hildegard of Bingen
Web pages, print resources, CDs and more about the extraordinary 12th-century composer, in our own Who's Who in Medieval History resource.
Ricercares a quattro voci
All about Vincenzo Galilei and his 1584 composition, by Nicholas S. Lander.