Who is this Finnish composer and violinist of the late Romantic and early-modern periods that the Scottish music critic and composer Cecil Gray published books on?
Jean Sibelius Jean Sibelius ( ;    ), born Johan Julius Christian Sibelius (8 December 186520 September 1957), was a Finnish composer and violinist of the late Romantic and early-modern periods. He is widely recognized as his country's greatest composer and, through his music, is often credited with having helped Finland to develop a national identity during its struggle for independence from Russia.
Berthold Tours Berthold Tours (Rotterdam, Dec 17, 1838 – London, Mar 11, 1897) was a Dutch-born English violinist, composer and music editor. His first music teacher was his father, Barthelemy Tours (1797-1864), who was organist of the Groote or St Laurens Kerk in Rotterdam for thirty years, a conductor, and a violinist of European wide reputation, while he studied composition with Johannes Verhulst. Later, he studied composition with François-Joseph Fétis at the conservatory in Brussels and then continued his studies in Leipzig.