Mysteries: The Impulse Years 1975-1976 is a 4CD collection of the Keith Jarrett

Keith Jarrett

Keith Jarrett is an American pianist and composer who performs both jazz and classical music.Jarrett started his career with Art Blakey, moving on to play with Charles Lloyd and Miles Davis. Since the early 1970s he has enjoyed a great deal of success in jazz, jazz fusion, and classical music; as...

 albums Mysteries

Mysteries (album)

Mysteries is the fourth album on the Impulse label by jazz pianist Keith Jarrett. Originally released in 1975 it features performances by Jarrett's 'American Quartet' which included Dewey Redman, Charlie Haden and Paul Motian with Guilherme Franco added on percussion.In October 2011, Shades was...

, Shades, Byablue

Byablue

Byablue is an album on the Impulse label by jazz pianist Keith Jarrett, sold through the JCPenney catalog. Originally released in 1977 it features performances by Jarrett, Dewey Redman, Charlie Haden, and Paul Motian.-Reception:...

and Bop-Be

Bop-Be

Bop-Be is the final album on the Impulse label by jazz pianist Keith Jarrett's 'American Quartet'. Originally released in 1977 it features performances by Jarrett, Dewey Redman, Charlie Haden, and Paul Motian...

. The set was released in 1996 by Universal Music Group

Universal Music Group

Universal Music Group is an American music group, the largest of the "big four" record companies by its commanding market share and its multitude of global operations...

. Previously unreleased alternate takes are present on each disc.

The music was performed by Jarrett and his affectionately-titled 'American Quartet', composed of Charlie Haden

Charlie Haden

Charles Edward Haden is an American jazz musician. He is a double bassist, probably best known for his long association with saxophonist Ornette Coleman...

, Paul Motian

Paul Motian

Stephen Paul Motian was an American jazz drummer, percussionist and composer of Armenian extraction.He first came to prominence in the late 1950s in the piano trio of Bill Evans, and later led several groups...

, and Dewey Redman

Dewey Redman

Dewey Redman was an American jazz saxophonist, known for performing free jazz as a bandleader, and with Ornette Coleman and Keith Jarrett....

. Guilherme Franco

Guilherme Franco

Guilherme Franco was born November 25 1946 in São Paulo, Brazil. He is a percussionist in the jazz and World fusion music genres.Guilherme Franco has recorded on the albums of many jazz performers such as McCoy Tyner, Lonnie Liston Smith and Woody Shaw...

 contributed additional percussion to Mysteries and Shades.

In 1997, a 5CD boxset called The Impulse Years: 1973-1974

The Impulse Years: 1973-1974

The Impulse Years: 1973-1974 is a 5CD box set of Keith Jarrett albums, comprising Fort Yawuh, Treasure Island, Death and The Flower and Back Hand. The set was released in 1997 by Universal Music Group....

was also released, composed of Fort Yawuh

Fort Yawuh

Fort Yawuh is the first album released on the Impulse Records label by jazz pianist Keith Jarrett. Originally released in 1973, it features a live performance recorded at the Village Vanguard on February 24, 1973, by Jarrett, Dewey Redman, Charlie Haden, Paul Motian, and Danny...

, Treasure Island

Treasure Island (album)

Treasure Island is the second album on the Impulse label by jazz pianist Keith Jarrett. Originally released in 1974, it features performances by Jarrett, Dewey Redman, Charlie Haden, Paul Motian, and Danny Johnson....

, Death and The Flower

Death and the Flower

Death and the Flower is the third album on the Impulse label by jazz pianist Keith Jarrett. Originally released in 1974 it features performances by Jarrett's 'American Quartet' which included Dewey Redman, Charlie Haden and Paul Motian with Guilherme Franco added on percussion.-Reception:The...

, and Back Hand

Backhand (album)

Back Hand is the fourth album on the Impulse label by jazz pianist Keith Jarrett. Originally released in 1974 it features performances by Jarrett's 'American Quartet' which included Dewey Redman, Charlie Haden and Paul Motian with Guilherme Franco added on percussion.Aside from its appearance in...

.

Aside from their appearances in boxset, Shades and Bop-Be have only ever been released on CD in Japan. However, in October 2011 Shades was reissued internationally (with Mysteries, as a single disc set) as part of the Impulse! 2-on-1 series.

Track listing - Disc 1: Shades

1. "Shades of Jazz"
2. "Southern Smiles"
3. "Rose Petals"
4. "Diatribe"
5. "Shades of Jazz" alternate take
6. "Southern Smiles" alt. take
7. "Rose Petals" alt. take
8. "Rose Petals" alt. take

All compositions credited to Keith Jarrett

Track listing - Disc 2: Mysteries

1. "Rotation"
2. "Everything That Lives Laments"
3. "Flame"
4. "Mysteries"
5. "Everything That Lives Laments" alternate take
6. "Playaround" previously unreleased

All compositions credited to Keith Jarrett

Track listing - Disc 3: Byablue

1. "Byablue" (Paul Motian)
2. "Konya" (Keith Jarrett)
3. "Rainbow" (Margot Jarrett)
4. "Trieste" (Motian)
5. "Fantasm" (Motian)
6. "Fantasm" (Motian) alternate take
7. "Yahllah" (Motian)
8. "Byablue" piano solo (Motian)
9. "Trieste" (Motian) alt. take
10. "Rainbow" (Margot Jarrett) alt. take

Track listing - Disc 4: Bop-Be

1. "Mushi Mushi" (Dewey Redman)
2. "Silence" (Charlie Haden)
3. "Bop-Be" (Keith Jarrett)
4. "Pyramids Moving" (Redman)
5. "Gotta Get Some Sleep" (Redman)
6. "Blackberry Winter" (Loonis McGlohon; Alec Wilder
   Alec Wilder
   Alec Wilder was an American composer.-Biography:...
   
   )
7. "Pocketful of Cherry" (Haden)
8. "Gotta Get Some Sleep" (Redman) alternate take
9. "Blackberry Winter" (McGlohon; Wilder) alternate take