KEY

 #42359  by BOUKINATOR
 
Was this tune usually done in the key of A by JGB and GD?

was there another key ever used? (I believe the original was in C?)

 #42360  by acidrain30005
 
You are indeed correct. I'm not sure about the original version but the Dead and JGB played it in A major.

Great tune!

 #42361  by spilly
 
the original is in D