Sorry you guys - I didn't even see the "Nut Brown Maiden" link, I got sidetracked by the first line, "There is a midi of Mo Nighean Donn, Bhòidheach at Mudcat Midis:" and just clicked on it, went to "M" and tried to find "Mo Nighean Donn, Bhòidheach" and, failing that, went o "H" and looked for it under "Ho Ro..."

Haruo