The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Hertford House. Manchester Square. London. The Great Picture Gallery. The Wallace Collection. Taylor Bloxham Limited. Crown
Church Street. Hertford 1981
Hertford House. Super Card by Coastal Colour Ltd. Multi View. 1981
Hertford House. From Manchester Square. Graphic Art Services. Crown
Hertford House from Manchester Square. Fine Art Engravers Ltd. The Wallace Collection
Wallace Collection. Hertford House
London. Manchester Square. Hertford House. The Wallace Collection. Eyre and Spottiswoode. Woodbury Series. No. 3155. 1909