Fantastic Central European Map!
Rpardo of Project Leipzig (1813) has found the most amazing map of south central europe, centerted around Austria-Hungary.
First published around 1910, so it includes the railways, however the detail is excellent and all place names have their proper Germanic spellings!
If you are looking to have more 'actual' window dressings in your campaign games and your game takes place in the region covered then this site has all that you need!
3rd Military Mapping Survey of Austria-Hungary
6 hours ago