In 1864, Napoleon III decreed that an international exposition should be held in Paris in 1867 to rival the London International Exposition held in 1862. The site chosen for the Exposition Universelle of 1867 was the Champ de Mars, later the location of the Eiffel Tower.
Proof sheets of the 1d [Plate 103] in Black and Rose, the 1 1/2d [Plate 1] in Mauve-Pink and the 2d [Plate 9] in Black and Blue were made for the Paris International Exhibition of 1867. At the exhibition blocks of 20 were shown with the exception of the 2d in Black.
At the Exhibition, Her Majesty's Post Master General showed "Models of Apparatus and Machines, Illustrating the Arrangements Adopted at the General Post Office, London.
1. - Models of Railway Mail Carriages
2. - Model of the Connaught Steamship
3. - Model of Post Office Counter
4. - Table on Which Mail Bags Are Opened
5. - Model of Table on Which Letters are Sorted
6. - Table with Divisions
7. - Model of Mail Van
8. - Model of Pillar Letter Box with Fittings
9. - Specimens of: