The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Happy Valley. Southend on Sea. 1905. Francis and Sons
Happy Valley. Southend on Sea. A05554 A. H. J. Series
The Happy Valley. Southend on Sea. 1904
The Happy Valley. Southend on Sea
The Happy Valley. Southend on Sea. The Jimmy Bigwood Southend Series. 1906
Happy Valley Southend on Sea G K S British Manufacture 1919
The Happy Valley. Southend on Sea. The Jimmy Bigwood. 1907
