31 x 37in.( 79 x 94cm.), 1925; and Iris and Tulip, No.461, on tracing paper - 18 x 17in. (46 x 43cm.), 1925 (2)" /> "Two large masses of tulips", No. 488 - <I>31 x 37in.( 79 x 94cm.), 1925; and</I> Iris and Tulip, No.461, on tracing paper - <I>18 x 17in. (46 x 43cm.), 1925</I> (2) | Christie's