The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
John Constable. The Haywain. Trustees of the National Gallery. Royle Publications
National Gallery. The Hay Wain. Constable. John. Trustees by Fine Art Engravers. Card No. 1063
The Haywain. John Constable. Postcard
Constable. John. The Haywain. Card No. 1063. The National Gallery
Tate Galley. The Grove or Admiral House. Hampstead. Oil on Canvas. John Constable. The Trustees by Henry Stone
Boat Building. John Constable. The Trustees of Victoria and Albert Museum. The Medici Society
National Gallery. The Haywain. Constable. John. Card No. 1063. Thos. Forman
The Haywain. John Constable. The National Gallery. Royle Publications. 1961