Here goes nothing...

Drop-D Tuning

Intro 1
G-----------------------------|
D-----------------------------|
A---(Guitar)------------------|  x2
D--------------88-0h7-7-0h7-7-|

Intro 2
G------------------------------------------|
D------------------------------------------|
A------------------------------------------| x2
D-33333333-22222222-000000-88-0h7-7-0h7-7--|

Verse
G-------------------------|
D-------------------------|
A-------5~----------------|
D-3~-2~----88-0h7-7-0h7-7-|

G-------------------------|
D-3~-2~-------------------|
A-------5~----------------|
D----------88-0h7-7-0h7---|
Go back to 1st part, then play

G---------------------------------------|
D-33333333-22222222---------------------|
A-------------------555555--------------|
D--------------------------88-0h7-7-0h7-|

Chorus
G--------------------------------------|
D--------------------------------------|
A--------------------------------------| x4
D-33333333-55555555-888888-0h7-7-0h7-7-|

Intro 2 x2
Verse x1
Chorus x4

Bridge
John does some hammer-ons during the 7 note pattern, but I din't add them in
as I wasn't sure if I had them right.

G---------------------------------------------------------------------|
D---------------------------------------------------------------------|
A-55-55-55-5555555-33-33-33-3333333------------------11-11-11-1111111-| x3
D-----------------------------------33-33-33-3333333------------------|

Intro 1 x2
Intro 2 x2
Chorus x8

Great song by a great band.  I'm pretty sure this is right, but feel free to comment or correct it.