Softcover. Rhombus Publishing(Boston), copyright 1989, no further printing statement, comb-bound pictorial wraps about its 8½x11", VG(some bumping to upper corner), 41 pages, "Examines African, and Cuban clave patterns; adapts clave to congas and drum set. Discusses concepts of clave present in many styles of music.", MUSIC DRUMS DRUMMING PERCUSSION; A4643.