Renowned and celebrated musician and artist John Cohen came of age at the confluence of Old Time and early Bluegrass music, the historic intersection of traditional and folk music. Travelling between the Union Grove Fiddlers' Convention to the Grand Old Opry to a Coal Celebration in Hazard, Kentucky, Cohen made historic photographs of performers like Bill Monroe and Doc Watson, the country's very first all bluegrass show, and a bluegrass bar in Baltimore,...