Portrait of Emperor Pedro II seated in an armchair upholstered in red, wearing a black coat and white vest, a gold chain with a pince-nez at the end. Under the left hand, an astronomy book opened in pages containing drawings of devices, right hand resting on the arm of the chair. On the table to the right, Kepler's astronomy books among others. At the bottom of the picture, the profile of an observatory. Author's signature and date in the lower left corner in red ink: "Delfim 1875".