Stockhausen Verlag Tekte 4 (single CD)

STATISCHE FORM von Webern zur Debussy (1954)
Lecture spoken in German which contains the following musical example:

Kreuzspiel (excepts only)   work number 1/7   1951
SWFSO, Stockhausen   recorded March 1973 11'29

  also released on

DG 2530 443 (LP)
Stockhausen Complete Edition 1 (CD)
 

ZEITMASZE (1955/56)
Lecture spoken in German which contains the following complete recording:

Zeitmasze work number 5   1955/56
Meyer Wind Quintet c. Stockhausen rec. 1956

previously unreleased