Fans of American roots music such as swing, blues, and rockabilly need look no further than HighTone Recordings, distributor of Big Sandy and his Fly-Rite Boys, among others.

CNN: Where to buy music on the Web

His moody themes have less to do with blues and swing than with mesmerising soundscapes that paint the northern lights and rock-bound coasts.

ECONOMIST: Our pick of the best, including music by Abdullah Ibrahim