Flower of Scotland (Bonus)

(Song begins at 1:39)
Words and music by Roy Williamson
For chords, click here.
http://www.liamclancy.com/tabs/flower.htm
They're written using the Nashville Number System of chord notation. I play it in G, so that means
1 = G
4 = C
5 = D
7 = F
Check it out. It's a notation worth understanding.