Album has these songs
All songs from every album releases
Many songs are available for 30 seconds preview listening (by Spotify Audio Preview Clips)
#1
Prologue / Rainbow One
10:26
#2
Rainbow Two
07:34
#3
Rainbow Three
03:28
#4
Rainbow Four
06:14
#5
Rainbow Five
04:25
#6
Rainbow Six
07:39
#7
Rainbow Seven / Epilogue
14:57
Album has 3 releases
Album releases in order of release date. Media format, release date, country, etc.

12" Vinyl
1976
United Kingdom

CD
2005
United Kingdom

2 x 12" Vinyl
2006
United Kingdom