Buy his song book, it's in there....

I think it's in DADGAD... capo'ed 3rd, but it's been a LONG time since I played it....

starts on an F/Eb if I recall...

034000....

(F/Eb)Harris my old friend good to (Bb)see your face a (F)gain
More (Bb)welcome though yon trap and that old (C)mare
For the (Bb)wife is in a swoon
And I am all a(F)lone
(Ab)Harris fetch thy (Gm)mare and take us (F)home

F/Eb 034000
Bb    020000
F    000200
C    002002
Ab    330000
Gm    220000

Try that