The Fiddler's Companion and JC's ABC tune finder contain lots of tunes. 58 tunes are transcribed (not in ABC format) in Miles Krassen's Appalachian Fiddle (Oak Publications). See also Fiddle Tunes of the Old Frontier: The Henry Reed Collection; "This online collection incorporates 184 original sound recordings, 19 pages of fieldnotes, and 69 musical transcriptions with descriptive notes on tune histories and musical features."

~Masato