Slavery in Brazil, by <a href="//commons.wikimedia.org/wiki/Jean-Baptiste_Debret" title="Jean-Baptiste Debret">Jean-Baptiste Debret</a> (1768-1848).
<bdi><a href="https://en.wikipedia.org/wiki/en:Jean-Baptiste_Debret" class="extiw" title="w:en:Jean-Baptiste Debret"><span title="French painter (1768–1848)">Jean-Baptiste Debret</span></a>
</bdi>
{{J.B. Derbet, “Overseers punishing slaves on a rural estate”. (3 vols., Paris, 1834,1835, 1839), Voyage Pittoresque et historique au Bresil. Conrad, Robert. The Destruction of Brazilian Slavery 1850-1888. London, England: University of California Press, Ltd, 1972.}}