The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
St. Marys Island and Lighthouse. Whitley Bay. D. and D
Whitley Bay. St. Marys Island and Lighthouse. Northumberland. R. B. PM. New Castle on Tyne. 1909
31700. Whitley Bay. St. Marys Island and Lighthouse. Grano Series. Photochrom. 1919
Whitley Bay. St. Mary Island and Lighthouse. North Tyneside
Whitley Bay. St. Mary Island and Lighthouse. D. and D. G. 1905
Whitley Bay. St. Mary Island. The Lighthouse. Hartmann. 1906
Whitley Bay. St. Mary Island. The Lighthouse. E. T. W. Dennis and Sons Ltd. Photoblue. 1964