New York native Art Rosenbaum belonged to a generation of city slickers who discovered, fell in love with, and dedicated themselves to traditional rural music. Unlike others, though, for one reason or another, Rosenbaum never came off as a copycat or hollow imitation. Instead, his banjo playing for Elektra in the mid-'60s actually extended and built upon the country tradition rather than just aping it. As an extension of his passion for the music, Rosenbaum began producing and assembling collections of traditional music, including Fine Times at Our House, a collection released...