The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Cologne on the Rhine. View from the Sunnerterrasse. Suhwold. 1959
Cologne on the Rhine. View taken from Deutz. Ed. Holzermann
Cologne on the Rhine. View taken from the Church of the Holy Heart of Jesus Christ. Ed. Holzermann
Vienna. Ringstrasse. View From the Ringtower. Richard Pietsch. PAG
Gruss aus Koln am Rhein. Cologne on the Rhine. Suhwold Verlag. Multi View
Das Schone Koln. Cologne On the Rhine. Suhwold. Multi View. 1959
Genoa. S. Hildesheimer and Co. Views From The Sunny South. Series No. 5386