Joe Henderson Tetragon Milestone MSP 9017 Ron Carter - Bass Jack DeJohnette - Drums(tracks: 1 to 3, 5) Louis Hayes - Drums (tracks: 4, 6, 7) Don Friedman - Piano(tracks: 1 to 3, 5) Kenny Barron - Piano (tracks: 4, 6, 7) Joe Henderson - Saxophone [Tenor] Recorded at Plaza Sound Studios (New York City) on May 16, 1968 and September 27, 1967. 1 Invitation - 6:13 2 R. J. - 5:33 3 The Bead Game - 8:36 4 Tetragon - 5:37 5 Waltz For Zweetie - 4:25 6 First Trip - 5:12 7 I've Got You Under My Skin - 4:57