Library of Congress
Loc: The Moldenhauer Archives
The Moldenhauer Archives at the Library of Congress contain approximately 3,500 items documenting the history of Western music from the medieval period through the modern era.
Classical Net
Classical Net: Timeline of Famous Composers: 1100 1700
A PDF timeline of composers in the Gothic, Medieval, Renaissance, and Baroque periods.
Classical Net
Classical Net: Musical Periods
This site contains the most significant artistic output of the most important composers within each historical period.
Classical Net
Classical Net: Timeline of Famous Composers 1600 to Present
PDF document showing composers in various musical eras from the Baroque period to modern times.