Genre: Hard Rock, Progressive Rock, Folk Rock
Country of disc production: UK
Year of release: 1988
Publisher (label): Chrysalis
Catalog number: T BOXCD 1
Country of artist: UK
Audio codec: FLAC (*.flac)
Rip type: image+.cue
Audio bitrate: lossless
Duration: 01:17:42 + 01:16:40 + 01:18:24

Tracklist:
CD1: The Radio Archives And Rare Track
01. Song for Jeffrey – 2:47 (BBC Sessions)
02. Love Story – 2:43 (BBC Sessions)
03. Fat Man – 2:55 (BBC Sessions)
04. Bouree – 4:04 (BBC Sessions)
05. Stormy Monday Blues – 4:05 (BBC Sessions)
06. A New Day Yesterday – 4:19 (BBC Sessions)
07. Cold Wind To Valhalla – 1:32
08. Minstrel In The Gallery – 2:08
09. Velvet Green – 5:52
10. Grace – 0:33
11. Jack Frost and The Hooded Crow – 3:20
12. I'm Your Gun – 3:18
13. Down At The End Of Your Road – 3:30
14. Coronach – 3:52
15. Summerday Sands – 3:45
16. Too Many Too – 3:27
17. March The Mad Scientist – 1:47
18. Pan Dance – 3:24
19. Strip Cartoon – 3:16
20. King Henry's Madrigal – 2:58
21. A Stitch In Time – 3:38
22. 17 – 3:07
23. One for John Gee – 2:04
24. Aeroplane – 2:16
25. Sunshine Day – 2:26

CD2: Flawed Gems And The Other Sides Of Tull
01. Lick Your Fingers Clean – 2:47
02. The Chateau D'Isaster Tapes – 11:09
03. Beltane – 5:17
04. Crossword – 3:34
05. Saturation – 4:23
06. Jack-A-Lynn – 4:41
07. Motoreyes – 3:39
08. Blues Instrumental (Untitled) – 5:15
09. Rhythm In Gold – 3:04
10. Part Of The Machine – 6:45
11. Mayhem, Maybe – 3:04
12. Overhang – 4:27
13. Kelpie – 3:32
14. Living In These Hard Times – 3:09
15. Under Wraps 2 – 2:14
16. Only Solitaire – 1:28
17. Salamander – 2:49
18. Moths – 3:24
19. Nursie – 1:32

CD3: The Essential Tull
01. Witch's Promise – 3:50
02. Bungle In The Jungle – 3:33
03. Farm on the Freeway – 6:33
04. Thick as a Brick – 6:32
05. Sweet Dream – 4:32
06. The Clasp – 3:30
07. Pibroch (Pee Break) / Black Satin Dancer – 4:00
08. Fallen on Hard Times – 3:59
09. Cheap Day Return – 1:22
10. Wond'ring Aloud – 1:58
11. Dun Ringill – 3:00
12. Life's a Long Song – 3:17
13. One White Duck / 010 = Nothing at All – 4:37
14. Songs from the Wood – 4:29
15. Living in the Past – 4:07
16. Teacher – 4:43
17. Aqualung – 7:43
18. Locomotive Breath – 6:00

20 Years of Jethro Tull is a 1988 boxed set which spans the first twenty years of Jethro Tull. It was issued as five LPs: Radio Archives, Rare Tracks, Flawed Gems, Other Sides of Tull, and The Essential Tull. It was simultaneously released as both a three CD and a three cassette set, titled 20 Years of Jethro Tull: The Definitive Collection