His Concert (b Moll) für das Pianoforte mit Begleitung des Orchesters, op. 32, 187-? cover (Xaver Scharwenka)
His Polish dance, c1939 caption (X. Scharwenka)
Baker, 7th ed. (Scharwenka, (Franz) Xaver; b. 1-6-1850, Samter, Posen, d. 12-8-24, Berlin; pianist, composer, and pedagogue)
Dubal, D. The art of the piano, c2004 p. 691 (Xavier Scharwenka)
Grove music online, February 17, 2015 (Scharwenka, (Franz) Xaver; born January 6, 1850, Samter (now Szamotuły), died December 8, 1924, Berlin; Polish-German pianist, composer, teacher, and educationist)