1
2
Book
3
Book
4
Library:
German Resistance Research Council 1933-1945 (Frankfurt/ Main)
Book
5
Book
6
7
Book
8
Published: Schwelm i. Westf. : Schule u. Nation Verl.-Ges, [1960]
Other Authors:
“...Helling, Fritz...”
Book
9
Published: Schwelm : Schule und Nation
Other Authors:
“...Helling, Fritz...”
Library:
German Resistance Research Council 1933-1945 (Frankfurt/ Main)
Book