Immer kleiner (Always smaller) (A humorous clarinet-fantasy Clarinet and Piano). By Adolf Schreiner. Edited by Rudolf Mauz. For Clarinet, Piano. Woodwind. Softcover. 13 pages. Schott Music #KLB67. Published by Schott Music (HL.49017027).
The complete subtitle is “A humorous clarinet-fantasy, which should be played during a waining moon.” In accordance with the composer's instructions, the performer gradually disassembles the instrument, beginning with the bell, and ending playing only on the mouthpiece.