Kadenzen, composer Clara Schumann (Leipzig: C.F. Peters), n.d. Box 321 (MS 10757) Unit ID: 704 Date: n.d.
Kalman:Die Herzogin Von Chicago 2, 16 April 1997 Cassette-Box 288 Unit ID: NLA.MS-SAV005450 Date: 16 April 1997
Kazbek, Georian Song, composer K. M. Galkovskago (Moscow: Detlaf & Co.), n.d. Music-Box 604 (MS 10757) Unit ID: 37 Date: n.d.
Keep the home-fires burning, composer Ivor Novello (London: Ascherberg, Hopwood & Crew, Ltd; New York: Chappell & Co., Ltd.), 1914-1915 Music-Box 728 (MS 10757) Unit ID: 14 Date: 1914/1915