1
Book
2
3
Book
4
Book
5
Book
6
Book
7
8
Book
9
Book
10
Published: Rostock : Hinstorff, 1940
Book
11
Book
12
Published: München : Lehmann, 1918
Book
13
Published: München : Ludendorff, 1940
Book
14
Book
15
Published: Berlin-Lichterfelde, 1913-1913
Journal
16
Book
17
Book
18
19