Lot of seven books including set of six ""The Nature Library "" Book Set with color illustrations by Clarence M. Weed, published 1926 by Doubleday. Plus ""Our Native Trees" with photos and illustrations by Harriet L. Keebler, published 1907 Charles Scribner's Sons. The Nature Library in good condition, Our Native Trees with worn, faded, broken/loose binding. Nature Library measures 1.25 inches wide x 5.75 x 8.25 inches tall.