Operatic bass-baritones

Artist Data: Robert Hale was born 2015-07-. Robert Died: 1938-baritones-22….

Artist Data: Julius Huehn was born 1904-01-12. Julius Died: 1971-06-08….

Artist Data: Leon Lishner was born 1913-07-04. Leon Died: 1995-11-21….

Artist Data: Spiro Malas was born 2009-03-20. Spiro Died: 5168-baritones-36….

Artist Data: Raymond Michalski was born 1933-06-08. Raymond Died: 1933-06-08….

Artist Data: Arthur Middleton was born 1880-11-28. Arthur Died: –….

Artist Data: Richard Cowan was born 1988-12-04. Richard Died: 2013-01-09….

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Michael_Devlin_(bass-baritone)