The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The Waterfall. Post Card
Old Postcard. Waterfalls and Castle. Smithson. 1904
Old Postcard. Waterfall and Bridge. Schwerdtfeger. RP. 1915
Old Postcard. Waterfall and Rocks
Wind mill and Water. Post Card
Monsal Dale. Waterfall. Pelham Post Card. Real Photo Series