BUCOVINA
(wikipedia link)
(Photos Old Bucovina)
1910? Verein der Christlichen deutschen i-d-Bukowina
2 Heller red
2 Heller violet
2 Heller brown
2 Heller blue
2 Heller green
1910? Verein der Christlichen deutschen i-d-Bukowina
Für die schulen des Buchenlandes
5 Heller red, brown, black
1910?  Bukowiner lehrerinnen verein
2 Heller red
2 Heller violet
2 Heller brown
2 Heller blue
2 Heller green
1919 Bucowina
Austrian revenue with handwritten Bukowina
30 Heller blue/red
1919  Bucovina
50 COROANE
1919 King Ferdinand
2 bani ?		  
The revenues of these times were also overprinted,
see Mimistry of Finance  or this article