The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Riber Castle. Matlock. RP
Riber Castle. Matlock
Matlock. Riber Castle from the River. Postcard
Matlock. Riber Castle. Photochrom. 1919
121. River Derwent and Riber Castle. Matlock. A. W. Gessey. RP
Matlock. Riber Castle and River Derwent. Valentine. RP
Matlock. Riber Castle and Pic Tor. Photochrom
Riber Castle. Matlock. A. W. Gessey. Sepia Gravure Series. 1938