found: Derek Smith Quartet. The man I love, p1979:label (Derek Smith, piano)
found: New Grove dict. of jazz(Smith, Derek (Geoffrey); b. Aug. 17, 1931, London; British jazz pianist, immigrated to U.S. in 1957)
found: Gold, M. Keyboard sounds of today [SR] 1966 (a.e.)(Derek Smith; harpsichordist-pianist of team Derek and Ray)
found: Guardian (online), viewed Sept. 13, 2016(Derek Smith; b. Derek Geoffrey Smith, Aug. 17, 1931, Stratford, east London; emigrated to New York, 1957; d. Aug. 19, 2016; jazz pianist and member of the Tonight show's resident band in New York)