"Napoleon on the Island of Saint Helena" Portfolio of (4) Lithographs Napoleon in exile by Loeillot E, 1870s?

Portfolio of (4) Original Lithographs, (There were 5, one is missing) titled, "Napoleon on the Island of Saint Helena", published by Wilhelm Loeillot most likely in the mid 1870s, the artist is Karl Villain.

The lithographs are on vellum paper and measure 12 1/2" by 18 1/2".The four Lithographs are titled:The Indian Male Slave,The Belcombe Girls,The Meeting of the Young Nymph,The Chess King Falls. Missing from the set is the lithograph titled The Fable of the Fountain.