The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
4791. Durham Castle. The Keep. Sepiatone Series. Photochrom
Durham Castle. The Keep. Photochrom. Sepiatone Series
Ludlow Castle. The Keep. J. Salmon. Sevenoaks
Kenilworth Castle. The Keep. J. Salmon. Cameracolour
Rochester Castle. The Keep. J. Salmon Ltd. Cameracolour
Carisbrooke Castle. The Keep. J. Salmon. W. W. Quatremain. 1929
Ludlow Castle. The Keep. J. Salmon. Cameracolour
Durham Castle. Salmon. No 15458
