Band Members by Instrument - Early Rock and Roll Edition

If a band is listed, name the members of each band listed by their instrument or role. If an individual artist is listed, name the musicians who played with that artist on the albums or during the years indicated. Even if the artist listed is an individual, you will have to type that individual's name as an answer. (Note that some of the musicians listed were session musicians for the record company to which the artist was signed.)