Deeg, Emil
[Contributor];
Haken, H
[Contributor];
Heywang, W
[Contributor];
Hübner, Kurt
[Contributor];
Merz, Walter J
[Contributor];
Riehl, N
[Contributor];
Ruppel, W
[Contributor];
Sauter, F
[Contributor];
Sauter, Fritz
[Editor];
Scharmann, A
[Contributor];
Seeger, A
[Contributor];
Vink, H. J
[Contributor];
Winstel, G
[Contributor];
Wolf, H. C
[Contributor]