Links to some great Fiddle Tune and Free Sheet Music sites:

http://www.fiddletunes.net/

http://www.kitchenmusician.net/index.html

http://www.celticguitarmusic.com/tb_trad_links.htm

http://www.8notes.com/

http://www.violinist.com/

Free  Early Music Scores

for all Instruments and Vocal Combinations

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-Highly Recommended and Considered the Internets' Best Source-

http://icking-music-archive.org/ByComposer.php

12 Variations on "Ah vous dirai-ja, Maman

or; Twinkle, Twinkle, Little Star

for Solo Violin 

(To Download Files-Right Click and "Save Target As")