More sub categories:
Postcard Book – Amadeo Modigliani
Postcard Book – John Singer Sargent
Postcard Book – Jan Vermeer
Postcard Book – Auguste Renoire
Postcard Book – Piet Mondrian (not to be sold in usa and spain)
Postcard Book – Edgar Degas
Postcard Set Gustav Klimt - 3
Postcard Set Claude Monet- 1
Postcard Set Claude Monet- 2
Postcard Set Claude Monet- 3
Postcard Set Gustav Klimt - 2
Postcard Set Gustav Klimt - 1