Jake Walton sings the Richard Dyer-Bennet setting on the Trailer album Times and Traditions for Dulcimer (1976) with Roger Nicolson and Andrew Cromshaw. Nice though it is, it's Jake's setting of the E J Coatsworth poem St Eval (as Follow the Plough, described in the sleevenote an anonymous Cornish poem no doubt to avoid copyright issues) that's the standout song on the record. Read about it here:

http://www.informatik.uni-hamburg.de/~zierke/folk/records/rogernicholson.html