Engraving signed Rich. Heintz "The Ourthe at Sy". 21x24 cm

Engraving signed Jos. Bonvoisin "Désespoir". Numbered 18/25. 29x20 cm

Engraving signed Jos. Bonvoisin "Calvary". Dated 1949. 29x20 cm

Engraving signed Jos. Bonvoisin "Le deuil". Numbered 12/60. 32x37 cm

Artist's proof signed Jos. Bonvoisin 'L'enterrement'. 20x17 cm

Etching signed Richard Heintz "Thaw". Dated 1905. 20x30 cm

2 engravings by Adrien de Witte "Maison close" (6x8 cm) and "Portrait de jeune fille nue" (6x4 cm). Unframed

Raoul Ubac. Engraving "Comme un sol plus obscur". Numbered 20/20, unframed. 39x30 cm

Raoul Ubac. Engraving on Auvergne "Lisière du devenir". Numbered 12/12, dated 1963, unframed. 31x23 cm

Raoul Ubac. Etching "Lisière du devenir". Numbered 12/12, dated 1963, unframed. 31x23 cm