The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Surrey. Farnham Castle. Keep from the South. E. Baylis and Son Ltd. Crown
Farnham Castle Keep. From the S. Ministry of Works
The Keep. Farnham Castle
Farnham Castle Keep 86756 Friths Series
The Keep. Farnham Castle. Pictorial Postcard
Farnham Castle Keep. Tudor Buildings. Ministry of Works. Crown Copyright
Farnham. Castle Keep. Friths Series. 1908. No. 54421
2. Farnham Castle. Surrey. Keep from north west. Department of the Environment. Crown