Ende Februar [1916]:
⇧ Brünauer ^† :

neu: Chopin, Prélude Hd, Bd, Esd, Cm; etwas weniger genau: Hm, Desd, Dd. Lectüre einiger Variationenwerke von Beethoven; Diminution, Linie, Kern; Wiederauffindung in den Variationen. ‒

January-February [1916]:
⇧ Brünauer ^† :

new: Chopin, Prelude[s] in B major, Bę major, Eę major, [and] C minor; somewhat less precise: B minor, Dę major, [and] D major. Reading of several variation works by Beethoven; diminution, line, kernel; Rediscovery in the variations. ‒

Ende Februar [1916]:
⇧ Brünauer ^† :

neu: Chopin, Prélude Hd, Bd, Esd, Cm; etwas weniger genau: Hm, Desd, Dd. Lectüre einiger Variationenwerke von Beethoven; Diminution, Linie, Kern; Wiederauffindung in den Variationen. ‒

January-February [1916]:
⇧ Brünauer ^† :

new: Chopin, Prelude[s] in B major, Bę major, Eę major, [and] C minor; somewhat less precise: B minor, Dę major, [and] D major. Reading of several variation works by Beethoven; diminution, line, kernel; Rediscovery in the variations. ‒