Jazclass with Michael Furstner  
   A basic primer on jazz improvisation using chord root tones and chord guide tones.
   http://www.jazclass.aust.com/im1.htm

Brent D. Stuntzner's Jazz Guitar Site  
   A jazz guitar site featuring transcriptions of solos. Formats include standard notation, TAB, MIDI, and Jam Tracks.
   http://www.stuntzner.brent.org/Transcriptions.html

Guitar Lesson World by Patrick McFarlane  
   Progressive series of 50 guitar lessons for the improvising musician, including soloing and comping.
   http://www.personal.psu.edu/users/f/p/fpm108/glw/lessons/

Jazz Arranging Tutorial  
   Web-based instruction in jazz ensemble writing. Based on charts for the University of Northern Colorado Jazz Lab Band. Offered by Alabama State music professor Doug Bristol.
   http://webpages.charter.net/dbristol4/tutorial/tutorial.htm

Sax on the Web: Tim Price  
   Selmer clinician from the New York area offers online instruction harmonic substitution, with exercises to improve phrasing and improvisation and a series of "Bird-ology" studies.
   http://www.saxontheweb.net/Price/

Swing and Jump Blues Guitar  
   Matthieu Brandt, a guitarist from Amsterdam, Netherlands, offers detailed progressive lessons. Topics include chords, riffs, comping, turnarounds, and timing.
   http://www.swingblues.com/swing.htm

Sax on the Web: Paul Coats  
   University jazz educator offers more than two dozen online lessons for beginners and more advanced jazz saxophone students, including a four-part series on arranging for sax quartet.
   http://www.saxontheweb.net/Coats/