Blacks in Classical Music: A Personal History - Google Books

https://books.google.de/books?id=FvkXAQAAIAAJ&q=Blacks+in+Classical+Music&dq=Blacks+in+Classical+Music&hl=de&sa=X&ved=0ahUKEwj0i

Abdul's occasional reviews of musical events serve as a point of departure for a survey of black composers, singers, dancers, musicians, conductors, and other musical figures from the eighteenth century to the present