Julius Bien (1826-1909, New York, Germany) chromolithograph titled “Bay Breasted Warbler and Black and Yellow Warbler”, signed and dated lower right 1860, New York, after J.J. Audubon. Sight size 25 1/2″ x 39″, shows light foxing. In modern frame 30″ x 43″. Frame shows loss to mirrored border.