Here are some other sites that you may find interesting and informative. Enjoy!

https://www.ennis-pianos.com : First class piano tuning and repair in St.Paul, MN

http://www.delcamp.us : Useful resource for Classical guitarists   

http://www.therealallanholdsworth.com : A true master of the guitar!

http://www.jazzguitar.be : Lessons and articles for students of Jazz guitar

http://www.johnmclaughlin.com : John Mclaughlin documents his musical and spiritual journey. Fascinating stuff!

http://www.tedgreene.com : A tribute to the late, great guitarist- includes lessons from his own pen.