2
Book
3
by Wetzel, Friedrich 1882-1954
Published 1922
Book
4
Published 1924
Book
5
Book
6
Published 1924
Book
7
by Gröber, Karl 1885-1945
Published 1925
Book
8
Published 1925
Book
9
Published 1926
Book
10
Published 1926
Book
11
Published 1926
Book
12
Published 1926
Book
13
by Hürlimann, Martin 1897-1984
Published 1927
Book
14
by Weber, Wolfgang
Published 1928
Book
15
by Sidorov, Aleksej A. 1891-1978
Published 1928
Book
16
by Christiansen, Friedrich
Published 1928
Book
17
Published 1929
Book
18
by Borchardt, Ludwig 1863-1938
Published 1929
Book
19
Published 1931
Book