The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Cardiff Castle. Published by W. Postcard
Dudley Castle. Published by W
Belfast Castle. Doherty. Publisher. Belfast. Reliable Series. WR and S
Dover Castle. Postcard
Kent. Dover Castle. Peverell Tower and Gate. English Heritage. The Beacon Press
Kent. Dover Castle. Peverell Tower and Gate. English Heritage. Beacon Press
Kent. Dover Castle. Perched High Above the Famous White Cliffs. English Heritage. 2002
Kent. Dover Castle. Peverell Tower and Gate. English Heritage. Beacon Press. Sussex. 1990