Mathilde de Cordoba (1875-1942) AmericanPortrait of a young girl wearing a pale blue dress and seated on a sofaSigned in pencil, coloured etching, together with a further coloured etching of a young child, a further signed coloured etching of young child standing in a landscape and two further monochromatic renditions depicting a crawling baby and a head and shoulders portrait of a young girl in profile, 38.5cm by 26.5cm, 42.5cm by 30cm, 14cm by 18.5cm & 14.5cm by 19cm respectively (4)