The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
H. M. Queen Mary. Rotary Photo. Langfier
272 F. H. M. Queen Mary. Rotary Photo. E. H. Mills. 1918
272 F. H. M. Queen Mary. Rotary Photo
H. M. Queen Mary. Rotary Photo. Postcard
T. M. King George and Queen Mary. Rotary Photo. London
2440 C. King George V. and Queen Mary with their children. Rotary Photo. Rotary Photographic Series
T. M. Queen Mary and King George V. Rotary Photo. Series 41 A. Dinham
41 G. T. M. King George V. Queen Mary and the Duke of Cornwall. Rotary Photo