found: Franco. Legrand maître Franco et ... [SR] p1990: label (Le Tout Puissant O.K. Jazz)
found: Penguin encycl. of pop music (under Franco: TPOK Jazz or OK Jazz, founded by Franco in 1956; began as 10-piece rumba band but grew to 23 musicians by mid-70s; indexed under both names)
found: Faber comp. to 20th-cent. pop music (under Franco: OK Jazz, Franco's backup band)
found: Graham, R. Stern's guide to contemporary African music: p. 188 (OK Jazz, Zairean big band)
found: OK Jazz (Musical group). Roots of OK Jazz [SR] p1993: label (OK Jazz) insert (O.K. Jazz; Tout-Puissant Orchestre Kinois de Jazz, or, Almighty Kinshasa Jazz Orchestra; leader "Grand Mâitre" Franco)
found: Franco & le TP OK Jazz 1971/1972, 1997.