The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Dusseldorf. Konigsallee. Hubert Knappe
Dusseldorf. Konigsallee. Hubert Knappe. Nr. 15. RP
Gruss aus Dusseldorf. Hubert Knappe. Multi View
Grusse aus Dusseldorf. Hubert Knappe. Multi View
Gruss aus Dusseldorf. Konigsallee. Carl Garte. 1902
Grusse aus Dusseldorf. Berliner Allee. Hubert Knappe. Multi View
Gruss aus Dusseldorf. Rheinpartie. Berliner Allee. Konigsalle. Hubert Knappe. Multi View
