http://www.babydoe.org/moore.htm Short biography with photograph. http://stevenestrella.com/composers/composerfiles/moore1969.html (1893-1969), United States. Includes biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays. http://www.operaam.org/encore/carry.htm Information about the opera by Douglas Moore including musical forces, musical style, synopsis, selected recordings, selected performance history and original cast. http://www.operaam.org/encore/devil.htm Information about the opera by Douglas Moore including musical forces, musical style, synopsis, selected recordings, and selected performance history. http://www.hapka.com/usopera/composers/moore/gallantry/ Opera by Douglas Moore. Offers information about the opera including cast of characters, synopsis, performance history and short biography. http://www.hapka.com/usopera/composers/moore/ballad/ Information about the opera by Douglas Moore including cast of characters, synopsis, performance history and short biography.