12in. (31cm.), square, November 1911; and "Roses & Ribbons, No. 0305, October 1912, both on tracing paper (2)" /> "Heliotrope", No.0250 - <I>12in. (31cm.), square, November 1911; </I> and "Roses & Ribbons, No. 0305, October 1912, both on tracing paper (2) | Christie's