562 THE AMERICAN NATURALIST. 
161. Emery, F. E., Digestion Experiments. Blair, A. W., Drinking Water; 
City, Town, and Rural Supp lies. — Ope n Court, The. Vol. xiii, No. 515. April. 
— Popular Science. Vol. xxxiii, No. 2. a bruary. — Royal are Tanpa 
Yearbook and Record. 1899. — Science Gossip. New Series s. 58 
and 59. March and April. — Washington Academy of Sciences, Poutia Vor i, 
— 5 Y 
Station. Bulletin No. 40. Nelson, A., The Trees a Wyoming and How to 
Know Them. 51 pp., 27 plates. January, 1899. 
(No. 389 was mailed May 9.) 
