In the process of his research he became a leading authority on country blues.

People there had never heard the country blues, and some asked me why didn't I speed it up.

However, blind black musicians are still most strongly associated with the country blues.

This amplified, new sound was different from the acoustic country blues played in the South.

Regional styles of country blues varied widely in the early 20th century.

Together they produced "some of the most memorable post-war country blues performances".

His career began in the 1920s when he played country blues to mostly African-American audiences.

Apart from this song, the rest of the album was steeped in country, blues and folk music.

As the trailer ended with a flourish of country blues, the party audience erupted in cheers.

After this initial focus on country blues, the band's repertoire expanded as new members contributed their own styles.