53. 53AR PAUL DELVAUX (1897-1994) Untitled (Self-portrait) - Nude male back (double-sided work) signed with the artist's initials and dated 'P.D. 1930' (lower right) charcoal and graphite on paper Executed in 1930 26 x 17,7 cm. 10 1/4 x 6 15/16 in. The authenticity of this work has been confirmed by the Paul Delvaux Foundation. Provenance Collection of the artist's family. Sale, Marc-Arthur Kohn, Paris, March 2014, lot 39. Private collection, Italy (acquired in this sale).