Runaway Blues

Twelve-year old Caleb Wallace has spent his summer at Autumn Springs, coaxing his papa out of his room when he's grumpy, attempting to gain the affections of a certain nurse, and pulling himself together when his grandpa looks right into him with nothing but a dull stare. Seems the only thing that puts a light in Papa Clem's eyes is a family heirloom-an old folktale involving Robert Johnson's harmonica down in Arkansas. Caleb is happy to listen; two things Papa Clem can still do well are tell a