With his trademark mandolin style and unequaled tenor harmonies, Curly Seckler has carved out a seventy-seven-year career in bluegrass and country music. His foundational work in Flatt and Scruggs's Foggy Mountain Boys secured him a place in bluegrass history, while his role in The Nashville Grass made him an essential part of the music's triumphant 1970s revival. Written in close collaboration with Mr. Seckler and those who know him, Foggy Mountain...