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.
Friedrich Chrysander Karl Franz Friedrich Chrysander (July 8, 1826 – September 3, 1901) was a German music historian, critic and publisher, whose edition of the works of George Frideric Handel and authoritative writings on many other composers established him as a pioneer of 19th-century musicology.