Stevie Nicks
Blue Green Colours Flashing 
CDR

Eight different versions of Silver Springs

6 minute version
instrumental
piano demo
demo version
original album cut
1977 demo
live in Atlantic City 1997 (Lindsey finishes the song because Stevie is too emotional to sing)
live 1978. 

Also contains: 
Fireflies (demo)
Fireflies (single remix)
Fireflies (studio version)