Raoul Ubac. Etching "Le trou de serrure". Signed and numbered 100/242. 18x9 cm

Raoul Ubac. Series of 4 engravings for the book "L'herbe déracinée" by Bruno de Montalivet. Signed, numbered 39/40. 25x18 cm

Raoul Ubac. Print on slate "Pierres écrites 1958". Signed, unframed. 38x30 cm

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

Raoul Ubac. Epreuve d'artiste "Lisière du devenir". Datée 1963, non encadrée. 31x23 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

Raoul Ubac. Etching "Lisière du devenir". Numbered 1/12, dated 1963, unframed. 31x23 cm

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

Raoul Ubac. Lithograph in colours "Arbres et pierres I". Dated 1955, numbered 72/150. 38x56 cm