Operatic baritones

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Brian_Mulligan

Artist Data: William B. Murray was born 2013-11-01. William Died:…

Artist Data: Louis Musy was born 1902-10-22. Louis Died: 1981-10-19….

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Oliver_Njego

Artist Data: Dennis Noble was born 1898-09-25. Dennis Died: 1966-03-14….

Artist Data: Matteo Manuguerra was born 1924-10-05. Matteo Died: 1998-07-25….

Artist Data: Markus Marquardt was born 2010-09-06. Markus Died: –….

Artist Data: Wikipedia: https://en.wikipedia.org/wiki/Nelson_Martinez