1
by Petry, Ludwig
Published 1961
Book
2
Published 1988
Book
3
by Petry, Ludwig
Published 1935
Book
4
by Rösler, Hellmuth
Published 1963
Book
5
6
Article
7
Published in Geschichte Schlesiens (1988)
Book
8
by Petry, Ludwig
Published 1973
Book
9
Book
11
Book
12
by Petry, Ludwig
Published 1938
Book
14
by Petry, Ludwig
Published in Schlesien (1961)
Article
15
by Petry, Ludwig
Published in Schlesien (1972)
Article
16
by Petry, Ludwig
Published in Schlesien (1966)
Article
17
by Petry, Ludwig
Published in Schlesien (1981)
Article
18
Article
19
by Petry, Ludwig
Published 1941
Book
20