Set of three engravings on paper signed Félicien Rops, two of which are in colour: "Pornokratès, La dame au cochon", signed lower left; "L'Anglaise du nouveau ballet", signed lower right; and "De Castitate, Le traité de la chasteté", monogrammed lower right. Belgian school. Galerie Georges Giroux label on the back of "Pornokratès". (Freckles and *). Dim.(plates):+/- 32,8x21 cm, 14,8x10,3 cm and 17,6x13,1 cm.