Along the isolated headwaters of the Kentucky River-Cutshin and Greasy creeks-folklorist Leonard Roberts found the Couches, a remarkable mountain family of gifted memory and imagination. For half a century they had preserved the traditional ways of their forebears-the farming methods, the household arts, and the games, ballads, dances, and tales that were their chief entertainment. In Up Cutshin and Down Greasy, brothers Dave and Jim Couch, born about...