The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The National Gallery. The Painter Daughters Chasing Butterfly. Thomas Gainsborough. National Gallery Publications
National Portrait Gallery. David Garrick. Thomas Gainsborough. Raithby. Lawrence
Landscape with Distant View of Cornard Village. The National Gallery. Thomas Gainsborough. The Medici Society
National Portrait Gallery. Painting of 1804. By William Hazlitt. Charles Lamb. B. Matthews
National Portrait Gallery. Painting Attributed to Isaac Oliver. John Donne. B. Matthews. Photo Printers
Andrew Marvell. Painting. National Portrait Gallery. B. Matthews. Bradford
National Portrait Gallery. Thomas Wolsey. Unknown Artist. Norman Brothers Limited. W. F. Sedgwick
National Portrait Gallery. Thomas Telford. W. Raddon. Ditchling Press