Builder of the first Hungarian (Austro-Hungary) powered aeroplane
Letectví + kosmonautika ; 73 , 13
1997
Article (Journal)
Unknown
Austro-Hungarian Infantry : 1914 - 1918
GWLB - Gottfried Wilhelm Leibniz Bibliothek | 1973
|GYSEV - an Austro-Hungarian survivor
British Library Online Contents | 2001
Austro-hungarian compound locomotives at the Paris exposition
Engineering Index Backfile | 1901
|Engineering Index Backfile | 1938
Engineering Index Backfile | 1938