^Paul Fryer The Opera Singer and the Silent Film - 2005 0786420650 p 260 "In Britain the first signs of overt politicization within the theatre industry came with the formation of the National Association of Theatrical Employees in 1889, followed by the Musicians' Union (1892) and the Concert Artistes Association (1897).
^"The Stage" guide 1946- Page 14 "CONCERT ARTISTES' ASSOCIATION (Administering the Concert Artistes' Benevolent Fund) FOUNDED 1897 PRESIDENT SUZETTE TARRI PAST PRESIDENTS include Arthur Askey Thorpe Bates Elsie and Doris Waters Norman Long Nan ..."