Here's a go at the tune (BTW there's another chorus between 'Repeat Verse 1' and 'Down the Abercrombie').

X: 229
T:Some Old Salty
M:4/4
L:1/8
C:Lal Waterson/Oliver Knight
P:ABACADABAE
D:Once in a Blue Moon, Topic TSCD478, 1996
K:Bb
P:A%Chorus
d2c2|
B4 B4-|B2z2 d>dc>c|B4 B4-|B2z2 d>df>f|
g3g (gb3-|b2)z2 d>dc>c|B4 B4-|B4||
P:B%Verse 1
z4|
f4 g4|f4 d4|d4 B4|d>cB>G Bc3|d2d>d d2c>c|
B4 B4|f4 g4|f4 d4|d>cB>G Bc3|B4||
P:C%Verse2
z4|
f4 g4|f4 d4|dBB2 B2c2|d4 z4|
f2f g4|f4 d4|d>cB>G Bc3|B4||
P:D%Verse3
z4|
f4 g3g|f4 d4|d>cB>G B2c2|d4 z2f2|
f2f2 g3g|f2f2 d4|d>cB>G Bc3|B4||
P:E%Finale (slower)
dc BG|(B3c) B4||

With an original line-up of Lal Waterson, Maria Gilhooley, Norma Waterson, Jim Boyes, Barry Coope, Lester Simpson and Oliver Knight, I can't see any re-mix being an improvement.

WassaiL! V