The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Franco British Exhibition. Machinery Hall. E. Alexander
Franco British Exhibition. Machinery Hall. E. Alexander. London
Entrance. Machinery Hall. Franco British Exhibition. London. Valentine. 1908
Machinery Hall. Franco British Exhibition. London. 1908
Machinery Hall. Franco British Exhibition. London 1908
Entrance. Machinery Hall. Franco British Exhibition. London. 1908. Valentines Series