Tracklist Hide Credits

A	Drone Composed By – B. Altschul*, C. Corea*, D. Holland*	22:37
B	Quartet Piece No. 1 Composed By – A. Braxton*, B. Altschul*, C. Corea*, D. Holland*	16:22

Companies, etc.

• Record Company – United Artists Music And Records Group, Inc.
• Manufactured By – King Record Co. Ltd
• Recorded At – A&R Studios

Credits

• Alto Saxophone, Soprano Saxophone, Clarinet, Contrabass – Anthony Braxton (tracks: B)
• Bass, Guitar, Percussion – Dave Holland (tracks: B)
• Bass, Percussion – Dave Holland (tracks: A)
• Design [Cover] – Fujiyama*
• Drums, Percussion – Barry Altschul (tracks: A)
• Drums, Percussion, Marimba [Bass] – Barry Altschul (tracks: B)
• Liner Notes – Robert Palmer
• Photography By [Cover] – Raymond Ross
• Piano, Percussion – Chick Corea (tracks: A)
• Piano, Piano [Prepared], Vibraphone [Vibes], Percussion, Marimba [Bass] – Chick Corea (tracks: B)
• Producer – Sonny Lester

Notes

Side A recorded April 8, 1970, in New York City.
Sides B to D recorded August 21, 1970, in New York City.

Blue Note Records Inc.
℗ 1978
ブルーノート・レコード
発売元 ・ キングレコード株式会社
Made in Japan
¥1,800

Includes Japanese liner notes.

Other versions

Category	Artist	Title (Format)	Label	Category	Country	Year
2S 062 61900	Chick Corea	Circulus Vol. 1 ‎(LP, Album)	Blue Note	2S 062 61900	France	1978

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