The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Unknown Place. Castle. Mountains. River. Hoffmann. E. v. K. Heidelberg. Edm. v. Konig
Unknown Castle. Mountains. Postcard
Unknown Castle in Mountains. H. B. Postcard
Painting. Unknown castle in mountains. Postcard
River. Trees. Mountains. Unknown Place. 1910
Unknown City. Mountain. River. Tree. Agfa. Post Card
Unknown Place. Mountains. Castle. E. v. K. Heidelberg. 7. Edm. v. Konig
River and Mountains. Panel Greeting Card
