Blues Roots (2)

Rock Roots / Blues Roots is an 8-volume UK Decca series from around 1976. 5 releases are titled 'Rock Roots' (Genesis, Zombies, Them, Procol Harum, Small FAces), 3 are 'Blues Roots' (John Mayall, Savoy Brown, various). The lay-outs are themed identical. Catalogues numbers of original UK releases were attributed sequentially albeit across the two titles: ROOTS1 through ROOTS8.