Concert and opera singers A bibliography of biographical materials
Compiled by Robert H. Cowden
Westport, Connecticut: Greenwood Press, c1985, 278 p.
This is what Robert H. Cowden had to say:
Wagner was one of the outstanding impresarios of his generation. He introduced John McCormack to the American public as a concert singer, and he also represented Garden, and Galli-Curci. This title includes insights into McCormack, Garden, Galli-Curci, Alda, Melba, and Tibbett.