The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Caricature. Peacock. Ludwig Heinrich Jungnickel. Vienna Postcard Collection No. 381. Magna Books
Wien. Osterr. Museum Fur Angewandte Kunst. Insekten. Ludwig Heinrich Jungnickl. Galerie Welz
Ludwig van Beethoven. Vienna. 1770 1827 memorial monuments. No. 46266. PAG. Richard Pietsch. Multi View
Vienna. Ludwig van Beethoven. Memorial Monuments. Richard Pietsch. P. A. G. Multi View
The Vienna Postcard Collection. Fashion. Unknown. Magna Books. No. 603
Funf Frauen auf der Strasse. 1913. Ernst Ludwig Kirchner. Sammlung Haubrich. Gebr. Konig. Museum Ludwig
Vienna. Hohenstrasse View Over Vienna. PAG
Ruhrbistum Essen. Munster Kathedrale. Heinrich Koch. RP