The Classical Music Pages
The Classical Music Pages "provides you almost everything you need concerning classical music."

A Fine Music Dictionary
Virginia Tech Multimedia Music Dictionary

The Flute
The Larry Krantz Flute Pages is a most comprehensive site.

The Guitar
The Guitar Foundation of America (publisher of Soundboard)

Julian Mock, guitarist
The compositions and technical abilities of Julian Mock are most admirable.
Information and some of his work are available at this site.

The Big Site of Music Notation and Engraving
is good resource presented by Colorado College.

The Recorder and Other Ancient Instruments
Musica Antiqua includes photos and short sound clips
of the recorder family as well as many other ancient instruments.
Be sure to navigate to their extensive collection of instruments.

Dragon Early Music is a small Australian business that sells recorders
and other early woodwinds. Dragon has included an interesting article
on the history of the recorder.

ICRA
Content Rating A Music Source (this site) is registered and labeled
with the Internet Content Rating Association.