N. N. 1897a
availability: Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) (http://creativecommons.org/licenses/by-nc-sa/4.0/)

Concert Dirction Albert Gutmann, Einziges Concert Ferruccio Busoni, Neue Freie Presse, 11967, 13