Bing found the following results
American folk music - Wikipedia
Classic Folk Music (American Folk Music's Greatest Hits)
American Folk Music | Smithsonian Institution
American Folk Music | Smithsonian Music
The History of American Folk Music - LiveAbout
Folk music | Definition, History, Artists, Songs ... - Britannica
Folk Alley's 100 Most Essential Folk Songs : NPR
American Folk Music | Smithsonian Music
Classic Folk Music (American Folk Music's Greatest Hits) - YouTube Music
American Folk Music | Smithsonian Institution