(031157) Karalus, Karl E, and Eckert, Allan W. The Owls Of North America (North Of Mexico) : All The Species And Subspecies Illustrated In Color And Fully Described. Garden City, NY: Doubleday & Company, 1974. 1st Trade Ed.. Hardcover. 4to. 278 pages. Very Good in Very Good DJ. B&W and Color Illustrations. Front edges lightly foxed. DJ foxed and has two small water drop spots on spine, not affecting binding ISBN: 0385048289 (Owls, Birds)
