Dictionary of Afro-American Performers. 78 RPM and Cylinder Recordings of Opera, Choral Music, and Songs, c. 1900-1949by Patricia Turner;Early Field Recordings. A Catalogue of Cylinder Collections at the Indiana University Archives of Traditional Musicby Anthony Seeger; Louise S. Spears;Duke/Peacock Records: An Illustrated History with Discographyby Galen Gart; Roy C. Ames; Ray Funk; Rob Bowman; David Booth