- Original mono pressing with Plastylite “P” (ear) and “VAN GELDER” in dead wax
- Recorded November 30, 1964 at Van Gelder Studio, Englewood Cliffs, New Jersey
- Originally released March 1966
| 1 | Inner Urge | |
| 2 | Isotope | |
| 3 | El Barrio | |
| 4 | You Know I Care | |
| 5 | Night and Day |
Selection:
“Inner Urge” (Henderson)