The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Cunard. Fastest Ocean Service. In The World. Southampton. Cherbourg and New York. R. M. S. Mauretania. R. M. S. Berengaria. R. M. S. Aquitania. Trans Atlantic Research
Fastest Steamers in the World. Cunard Line. Mauretania. Trans Atlantic Research
The World Service. Card
The Most Famous Ocean Liner in the World. Cunard
Brooklands. 500 Miles Race. The World Fastest Long Distance Race. Dalkeith Publishing. Card No. D 96
The Most Famous Ocean Liners in the World. Cunard