wax pastel on paper cut out a passe-partout: 16 x 21 cm signed lower left "Jan Zrzavý" signed and dated lower right "J.Z. 68"   Provenance: significant collection of prominent Czech surgeon (a gift from the painter)   Consulted with Professor Jaromir Zemina, Dr Karel Srp, Dr Jiri Machalicky, Aneta Kopecka and Vladimir Lekes. Confirmation of authenticity attached.