Rev. Dan Smith, “Cotton Needs Picking“ ()

The unacknowledged genius of pre-blues “breakdown“ harmonica. (This song can be found on iTunes. Search for the song title; it shows up tagged under a performer named “unknown“ on an album called “Good Morning Blues.“) Your host, Adam Gussow, shows you a few of the subtleties. You’ll need an E-flat harp. If you’re starting harmonica from scratch, or looking to up your game, you’ll find a lot of cool stuff--including instructional videos, tabs, all-time-great lists, and a discussion forum--at Gussow’s