Julius Röntgen
Julius Engelbert Röntgen (9 May 1855 – 13 September 1932) was a German-Dutch composer of classical music. He was a friend of Liszt, Brahms and Grieg. Provided by Wikipedia
1
Published: 1920
Superior document: Enthalten in Neue Musik-Zeitung 1920 [1920?], Seite 236-238
2
Published: 1997
Superior document: Documenta et archivalia ad historiam musicae Neerlandicae 7
3
Published: 1974
Superior document: Briefwechsel 13
4
Published: 1918
Superior document: Briefwechsel 13