Stewie, does this help?
Coal in the Stone - Cothran, Kay/Traditional
Perdue, Nan and Chuck. Grass Roots Harmony, Oak, Bk (1968), p.88

from:http://milton.mse.jhu.edu:8001/research/folkindex/C08.htm

Looks like it might just be an entry in a book.....the only recording I can find of Helen is at Camsco,
here. No track listing, guess we'll have to ask Dick.