Blues Dimension was a Dutch Rhythm & Blues band that existed from 1966 to 1969. One of the better rhythm'n'blues groups from Eastern Netherlands. Founded in 1967 in Zwolle by Leen Ripke (v, ex-Mozarts) and Rudy van Dijk (s, ex-Jazz Prophets, later in Erwin Somer Group, Flash & Dance Band and Farrago) and named after the American group the Fifth Dimension. In the beginning, it consisted of the above plus Jaap de Gronde, Karel v.d. Velde, Dirk-Jan v.