OJ 13/32, [A] Calling card from Albert von Rothschild with recommendation for Schenker, undated

Albert von Rothschild recommends Schenker as a practising musician and theorist.

OJ 15/6, [2] Handwritten letter from Richard Wahle to Schenker, dated June 18, 1899

Wahle gives Schenker the name of a member of the state parliament who may be of service to his brother-in-law, Salo Guttmann, and asks Schenker to provide more information about him.

OJ 9/20, [19] Handwritten letter from Breitkopf & Härtel to Schenker, dated June 28, 1899

Breitkopf & Härtel return Schenker's submission of his Syrische Tänze on grounds that they have two major undertakings in hand.

OJ 9/20, [20] Handwritten letter from Breitkopf & Härtel to Schenker, June 30, 1899

Breitkopf & Härtel submit their invoice for distribution of the Fünf Klavierstücke, Op. 4.