Nine days of impressionism: April 15, 1874, the Salon des intransigeants. Monet, Renoir, Pissarro, Sisley, Degas and Berthe Morisot.

They arrange the space like a private gallery, in seven or eight rooms spread over two floors. Unlike the Salon where the works are piled up to the ceiling, they are there “exhibited in excellent light and placed only in one or two rows, which facilitates the appreciation of connoisseurs”