The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Farnham Castle. The Keep. Postcard. 1905
Hedingham Castle. The Keep. Postcard
The Castle. Farnham. Post Card
Arundel Castle. The Keep. Postcard
Helmsley Castle. The Keep. Postcard
Chepstow Castle. The Keep. Postcard