Dunfey Exhibition › Fallen Bark by Sienna Hilbourne Image 1 of 1 Fallen Bark by Sienna Hilbourne $900.00 Oil on panel, 16 × 14 in. For shipping inquiries, please contact the gallery at 603-431-4230. Purchase Added! Oil on panel, 16 × 14 in. For shipping inquiries, please contact the gallery at 603-431-4230.