AUTOGRAPH LETTERS & MUSICAL QUOTATIONS. -- A collection of autograph letters and musical quotations, comprising: WAGNER. Autograph letter signed, Lucerne, 27 January 1870, concerning rights to a performance of Tannhäuser, 1 page, 8vo. - LISZT. Autograph musical quotation signed, '26 Juin', 3 bars, 116 x 246mm.. - HUMMEL. Autograph letter signed, in French, Weimar, 2 October 1825, offering Boosey & C. in London the English rights for 'le nouveau Concerto pour Piano, qui j'ai joué dernièrement à Paris', presumably the concerto in E (op.110), published in 1826, and for a Rondo, and 2 further letters, one in English and one in Italian, 3 pages, 8vo. - CHERUBINI. Autograph letter signed to his wife, St Cloud, Dimanche 26 [?August 1827], giving his news and relating how he has been fêted, 3 pages, 4to. - Ferdinand DAVID. Autograph letter signed, in French, Leipzig, 6 October 1846, about playing in a quartet, 1 page, 8vo. - BRUCH. Autograph letter signed to Joseph Ludwig, London, 23 June 1893, regretting that he had to refuse an invitation from the German Athenaeum and hoping that he will soon return to England when another soirée can be arranged, 4 pages, 8vo. - BRUCH. Autograph card signed, partly in English and partly in German, Friedenau, 25 October, expressing thanks, 1 page. - BRUCH. Autograph musical quotation signed, Freidenau, 26 June 1902, 6 bars, marked 'All. molto', 113 x 177mm. (10)