Muir and the Master Builder and Ewan and the Gold are on Dick Gaughan's Redwood Cathedrals. It has words, but nothing else. Some songs might already have been posted to Mudcat. Not the songbook, though.

Here's Brian's Website

The 'back o' the north wind' refers to emmigration from Scotland.
The full track listing of Brian MacNeill's Back O' The North Wind:

The Back O' The North Wind
Strong Women Rule Us All With Their Tears
The Rock And The Tide
Destitution Road
Muir And The Master Builder
The Atlantic Reels
The Best O' The Barley
Ewen And The Gold
Drive The Golden Spike/Lang Johnny Moir
Steel Man
The Bridal Boat