Letter, 14 June 1929, Mainz, Willy Strecker to Donald Tovey. Describing plans for forthcoming concerts, discussing a performance of Hindemith's music, praising the reviews Tovey received for his Edinburgh concert, suggesting that Tovey performs a work by Busch at a concert in Dresden.. Holograph signed.

Letter, 29 November 1929, London, William Strecker to Sophie Weisse. Enclosing a letter from Denman and concert programmes and arranging a meeting with Tovey and Denman. Typescript signed.

Letter, 17 February 1917, London, William Strecker to Sophie Weisse. Discussing the advertisement of the forthcoming Chelsea concert series, and news of a biographical sketch of Tovey's to appear in the ' Musical Record'. Holograph signed.

Letter, 29 February 1912, London, William Strecker to Sophie Weisse. Informing Miss. Weisse that Strecker has booked The Aeolian Hall for Tovey's piano recitals, and details for the publicity of the concerts. Typescript signed.

Letter, 9 March 1912, London, William Strecker to Sophie Weisse. Enclosing the proofs of the prospectus for the Chelsea concerts, and discussion of the printing of the programmes. Typescript signed.

Letter, 1 July 1912, London, William Strecker to Sophie Weisse. Concerning a mistake over concert dates, news of Godley and asking Miss. Weisse what should be done with the Ms. of Ariadne. Typescript signed.

Letter, [n.d], William Strecker to Unknown. Informing the recipient that Strecker is to visit Godley and Denman, and a discussion of marketing a forthcoming concert series. Typescript signed, incomplete, top half of letter missing.