Sam Rivers – Involution (2LPs used US 1975 NM/VG+)
| Blue Note – BN-LA453-H2 |
gatefold jacket
Sides A and B recorded March 17, 1967 and reissued in 1986 as Sam Rivers - Dimensions & Extensions.
Sides C and D recorded March 7, 1966, and reissued in 2007 as Andrew Hill - Change with 2 alternate takes.
All material previously unreleased
