In this column: blues enthusiasts, folklorists, musicologists, introduction, the content of the episodes,Alan Lomax, American Patchwork, New Orleans, Kentucky, North Carolina, Louisiana, Mississippi, Arizona, history, folklorists and musicologists 1930 -1050, 1950 -1980, from 1980 onwards, Swingmaster, Leo Bruin, Sem van Gelder, The Mojo Triangle, Natchez, Old Zip Coon (Al Bernard), The Choctaw and Chickasaw, Jimmie …