The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Caernarvon Castle. Salmon. 1966
Caernarvon Castle. Salmon. 1969
Caernarvon Castle. Salmon
Upper and Lower Wards. Caernarvon Castle. Salmon
Caernarvon Castle. Salmon. 2829c
Caernarvon Castle. J. Salmon. Cameracolour. Multi View