Thelonious Monk Underground Columbia CS 9632 
Personnel: 
Thelonious Monk (piano)
Jon Hendricks (vocals)
Charlie Rouse (tenor saxophone)
Larry Gales (bass)
Ben Riley (drums).

Recorded at Columbia Studios, New York, New York on December 14 & 21, 1967 
and February 14 & December 14, 1968.

1 Thelonious 3:17 
2 Ugly Beauty 10:45 
3 Raise Four 7:00  
4 Boo Boo's Birthday (Take 11) 5:56 
5 Easy Street 7:50 
6 Green Chimneys 13:10 
7 In Walked Bud 6:48 
8 Ugly Beauty (Take 4) 7:37
9 Boo Boo's Birthday (Take 2) 5:34
10 Thelonious (Take 3) 3:10