2
by Grünhagen, Fritz
Published 1930
Springer Berlin Heidelberg

3
by Grünhagen, Fritz
Published 1940
Springer Berlin Heidelberg

4
by Grünhagen, Fritz
Published 1942
Springer Berlin Heidelberg

5
by Grünhagen, Fritz
Published 1930
Springer Berlin Heidelberg

7
by Grünhagen, Fritz
Published 1940
Springer Berlin Heidelberg

8
by Grünhagen, Fritz
Published 1928
Springer Berlin Heidelberg

9
by Grünhagen, Fritz
Published 1932
Springer Berlin Heidelberg