The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The Sentries. Horse Guards. Whitehall. A. 132. Art Colour. Valentines. A132
The Sentries. Horse Guards. Whitehall. A. 132. Art Colour. Valentines
The Sentries. Horse Guards. Whitehall. London. No. 132. Art Colour. Valentine
London Military Life. Horse Guard Sentries. Whitehall. Royal Horse Guards. Changing Guard. Valentine. RP. 1956. Multi View
Horse. London Mounted sentries of Queen Life Guards on duty at Horse Guards. Whitehall. Wilfred W. Roberts. J. Arthur Dixon
Horse Guards Sentries. Whitehall. London. 64226. Valentines. RP
Horse Guards Sentries. Whitehall. London. 21. 64226. Valentines. RP