Nicolas ROBERT (1614-1685) or studio
Col vert [?] - Mallard 'Top Knot' - Anas platyrhynchos.
numbered "122" with red ink inscription thinned (along the tree) or covered with white (lower margin), black chalk, brush and black and brown ink, watercolour and bodycolour, heightened with white, gold framing border (3 mm.) with brown shadow lines, on prepared vellum.
373 x 260 mm.