2
by Violle, Jules
Published 1893
Book
3
by Baltzer, F.
Published 1897
Book
4
by Rasch, Gustav
Published 1899
Book
7
by La Cour, J. L.
Published 1902
Book
8
by Arnold, E.
Published 1904
Book
9
by Arnold, E.
Published 1904
Book
11
Published 1919
Book