A harmonica is a musical instrument, commonly known as a mouth organ. Other names for it include French harp and blues harp.
It has been a prominent feature of American folk, blues, jazz and country music; Bob Dylan, for example, is famous for using both harmonica and guitar in his songs.
The harmonica was a popular instrument in numerous countries, including Britain; it is said that in 1887, 5.4 million harmonicas were imported to the U.K. from Germany.
Listen on Spotify to Brendan Power playing The Drunken Landlady on the harmonica.