1920 - 1923, unused / mint never hinged as well used led collection on Lindner form text, the collection was buses-collect led, as well including Michel-no. 206 / 29 *, green overprint * expertized, by the cancelled issues various faked stamp, in the mint never hinged / unused area a few values with faked gum, a few signs on the stamps questionable, in total high catalog value, please check carefully!