Liberation of the slaves (study) (oil on canvas; 140. 5 x 200 cm). Object Type: painting. Genre: history painting. Date: 1889. Dimensions: height: 138.5 cm (54.5 in) ; width: 199 cm (78.3 in). Medium: oil and oil painting on canvas. Collection: The Artistic-Cultural Collection of the Governmental Palaces of the State of São Paulo. Pedro Américo - Libertação dos Escravos, 1889
