ELENA POPOVA - BENOIS (1898-1972) Set of two sketches for ‘Northern hero’ by Henrik Ibsen

signed with monogram and dated ‘EP 1920' (lower right), inscribed in Cyrillic ‘Northern bogatyrs by Ibsen’ (upper right); inscribed in Cyrillic ‘Elena Popova Benois Northern bogatyrs by Ibsen 1920’ (on the reverse) watercolour, pencil on paper 25.8 x 14.5 cm executed in 1920