29 June 2000
Paul-César Helleu (1859-1927)
Portrait d'Yvonne Waren
signed and inscribed 'Helleu a Yvonne' (lower right)
black chalk and sanguine on paper
157/8 x 26in. (40.7 x 66 cm.)
Christopher Powney, London.
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Madame Howard-Johnson has kindly confirmed the authenticity of this work.
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