1
2
Library:
Lower Saxony Memorials Foundation (Celle)
Book
3
Book
4
Book
5
Library:
German Resistance Research Council 1933-1945 (Frankfurt/ Main)
Book
6
7
8
9
Book
10
11
12
13
14
Book
15
Book
16
Book
17
Book
18
Library:
German Resistance Research Council 1933-1945 (Frankfurt/ Main)
Book
19
Book
20