The Delmore Brothers--Alton and Rabon Delmore--molded blues and country-gospel into an influential, guitar-driven harmony sound with classic songs such as "Brown's Ferry Blues" and "Blues Stay Away from Me." Older brother Alton also left behind this fascinating, long-unpublished autobiography, which brings to life the early Grand Ole Opry and the struggles of pioneering country musicians. Edited by historian Charles K. Wolfe, The Delmore Brothers:...