Sleeping Dogs is a string-band trio performing traditional acoustic party music from the Southeastern U.S. on fiddle, banjo, guitar, mandolin and bass with vocal harmonies. Their performances include a mix of early 20th century blues, rags, hokum, and old-time songs and tunes.     Greg Hanson   vocals, fiddle, 5-string banjo, mandolin, guitar Cary Moskovitz   vocals, guitar,…