Blyth, Alan
"Pelleas et Melisande" : Royal Opera, Covent Garden.
Opera, vol. 23, March 1972. p. 273
Chapman, E.
"Pelleas" at Covent Garden.
Musical Events, vol. 25, January 1970. p. 11
Claghorn, Charles Eugene
Biographical dictionary of American music
West Nyack, N.Y.: Parker Pub. Co., 1974, 491 p.
Donington, Robert
"Das Rheingold", "Die Walkure"
Musical Times, vol. 115, November 1972. p. 962
Ewen, David
Musicians since 1900 : performers in concert and opera
Compiled and edited by David Ewen
New York: H. W. Wilson, 1978, 974 p.
Rosenthal, Harold David
"Idomeneo" at Glyndebourne.
Opera, vol. 25, July 1974. p. 585-586
Rosner, Helmut
Bulling, Burchard
Frank, Paul
Noetzel, Florian
Kurzgefasstes Tonkunstler Lexikon
Fortfuhrt von Burchard Bulling, Florian Noetzel, Helmut Rosner
Wilhelmshaven: Heinrichshofen, 1974
       Note: Zweiter Teil: Erganzungen und Erweiterungen seit 1937
Shirley, G.
Black Performer. From the Minstrels to the Met.
Opera News, vol. 35, January 30, 1971. p. 6-13
Sundstrom, Einar
Morin, Gosta
Moberg, Carl-Allan
Sohlman's musiklexikon
2. rev. och utvidgade uppl.
Redaktion: Gosta Morin, Carl-Alan Moberg och Einar Sundstrom
Stockholm: Sohlman Forlag, 1975-1979, 5 v.
Turner, Patricia
Afro-American Singers
An Index and Preliminary Discography of Long-Playing Recordings of Opera, Choral Music, and Song
Minneapolis: Challenge -Productions, Inc., 1977. xvi, 255 p.
       113-item bibliography
       Note: Bibliography, dates, biographical and career notes.
Wocker, Karl Heinz
London : "Pelleas und Melisande"
Orchester, vol. 18, March 1970. p. 126-128
Artists' Index
p. 1754-1845 In:
Rust, Brian
Jazz records 1897-1942
4th revised and enlarged edition
Vol. 2: Abe Lyman to Bob Zurke
New Rochelle, NY: Arlington House Publishers, 1978, 1996 p.