Ahnert, Lieselotte
[Contributor];
Behzadi, Brigitte
[Contributor];
Ebbinghaus, Hermann
[Editor];
Gutjahr, W
[Contributor];
Helm, J
[Contributor];
Kasielke, Edith
[Contributor];
Klix, F
[Contributor];
Kukla, F
[Contributor];
Mehl, J
[Contributor];
Schmidt, D
[Contributor];
Sydow, H
[Contributor]