The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Rough Fell Sheep. J. Arthur Dixon. The British Wool Marketing Board
Wensleydale Sheep. J. Arthur Dixon. British Wool Marketing Board
Swaledale Sheep. J. Arthur Dixon. British Wool Marketing Board
Blackface Sheep. J. Arthur Dixon. British Wool Marketing Board