EditorialCommon American Gull, Ring-billed Gull, Ring-billed Gull (Larus delawarensis, Larus zonorhynchus), Signed: J.J. Audubon, J.T. Bowen, lithograph, Pl. 446 (vol. 7), Audubon, John James (drawn); Bowen, J. T. (lith.), 1856, John James Audubon: The birds of...