EditorialTengmalms Night-Owl, Ruffulous Owl (Aegolius funereus, Vlula tengmalmi), Signed: J.J. Audubon, J.T. Bowen, lithograph, Pl. 32 (vol. 1), Audubon, John James (drawn); Bowen, J. T. (lith.), 1856, John James Audubon: The birds of America: from drawings mad...
EditorialTengmalms Night-Owl, Ruffulous Owl (Aegolius funereus, Vlula tengmalmi), Signed: J.J. Audubon, J.T. Bowen, lithograph, Pl. 32 (vol. 1), Audubon, John James (drawn); Bowen, J. T. (lith.), 1856, John James Audubon: The birds of America: from drawings mad...
EditorialBoreal owl, Aegolius funereus. Also known as Tengmalm's owl and Richardson's owl. Handcoloured engraving by Baudran after an illustration by Edouard Travies from Charles d'Orbigny's Dictionnaire Universel d'Histoire Naturelle (Dictionary of Natural His...