The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
61. The Rosetta Stone. A basalt slab on which is cut in hieroglyphics. British Museum. Southern Egyptian Gallery. Oxford University Press
The British Museum. The Rosetta Stone. P. J. Graphics
British Museum. The Rosetta Stone. Oxford University Press
The Rosetta Stone. Egyptian writing. The British Museum. PJ Reproductions. London
British Museum. The Rosetta Stone. A. V. Fry. London