 One of these, Clarence Ashley, for example, introduced folk revivalists to the music of friends of his who still actively played traditional music, such as Doc Watson and The Stanley Brothers.During the 1950s, the growing folk-music crowd that had developed in the United States began to buy records by older, traditional musicians from the Southeastern hill country and from urban inner-cities.New LP compilations of commercial 78-rpm race and hillbilly studio recordings stretching back to the 1920s and 1930s were published by major record labels.