This listing is for a 324-page, softcover book titled, Negro Folk Music, USA.  Published in 1991 and written by Harold Courlander.  Book in very nice condition.  Table of Contents includes:

The Setting
Negro Folk Music in the United States
Anthems and Spirituals as Oral Literature
Cries, Calls, Whooping and Hollering
Sounds of Work
Blues
Ring Games and Playparty Songs
Louisiana Creole Songs
Performers' Corner:  Ballads and minstrelsy
Dances: Calindas, Buzzard Lopes, and Reels
Instruments: Drums, Gutbuckets, and Horns
The Music
Notes
Bibliography
Discograpby
Sources of notated songs
Index