Complete set of six articles on the Insects of Florida published by the American Museum of Natural History 1913-1919. Each article disbound from annual Bulletins: Johnson on Diptera (53 pp.), H.G. Barber on Hemiptera (44 pp.), Charles W. Leng on Carabidae 47 (pp.), John A. Grossbeck on Lepidoptera (147 pp.), Charles W. Leng & Andrew J. Mutchler on Water Beetles (34 pp), and W.S. Blatchley Supplementary Notes on The Water Beetles (18 pp.).