Abbot, A. C., M. D. The Hygiene of Transmissible Diseases, their Causation, Modes of Dissemination, and Methods of Prevention. Philadelphia: W. B. Saunders. Pp. 311. $2 net.

Allin, Arthur. Extra-Organic Evolution and Education. Pp. 8.

Baker, Charles Whiting. Monopolies and the People. Third edition, revised and enlarged. New York: G. P. Putnam's Sons. Pp. 368.

Baker, M. N. Potable Water and Methods of Detecting Impurities. New York: D. Van Nostrand Company. Pp. 97. 50 cents.

Baskett, James Newton. The Story of the Fishes. New York: D. Appleton and Company. (Appletons' Home-Reading Books.) Pp. 297.

Borodine, N., Editor. Revue Internationale de PÊche et de Pisciculture. (International Review of Fisheries and Fish-Culture.) No. 1. August, 1899. (Three times a year.) St. Petersburg, Russia. Published by the Russian Imperial Society of Fisheries and Fish-Culture. (In English, German, and French.) Pp. 37, with supplement of one folded page. Annual subscription, four francs.

Bulletin, Le, MÉdical de Quebec. Volume I, No. 1. September, 1899. Published under the direction of the Medical Society of Quebec. Monthly. Pp. 56. $2 a year.

Burgess, O. O., M. D. Consciousness, Being, Immortality; Divine Healing and Christian Science. San Francisco. Pp. 20.

Christian Science Publishing Society, Boston. Legal Aspects of Christian Science. Decisions of Courts, Opinions of Lawyers, etc. Pp. 83.

Conn, H. W. The Story of the Living Machine. New York: D. Appleton and Company. (Library of Useful Stories.) Pp. 191. 40 cents.

De Morgan, Augustus. Elementary Illustrations of the Differential and Integral Calculus. Chicago: The Open Court Publishing Company. Pp. 144. $1.

Descartes, RenÉ. Discourse on Method; or the Method of Rightly Conducting the Reason and Seeking Truth in the Sciences. Translated, etc., by John Veitch. Chicago: The Open Court Publishing Company. (Religion of Science Library.) Pp. 87. 25 cents.

Flynt, Josiah. Tramping with Tramps. Studies and Sketches of Vagabond Life. With Prefatory Note by Hon. Andrew D. White. New York: The Century Company. Pp. 396. $1.50.

Giles, William A., Chairman of the Legislative Committee of the Civic Federation (Chicago). Papers on Reform Legislation, Corrupt Practices Acts, and Pawnbroking in Different Countries. Chicago: R. R. Donnelley & Sons Company. Pp. 35.

Griffith, G. W. The Influence of the Earth upon the Field of a Bar Magnet. Pp. 4.

Harrington, Mark W. About the Weather. New York: D. Appleton and Company. (Appletons' Home-Reading Books.) Pp. 246.

Higginson, Thomas Wentworth. Contemporaries. Boston and New York: Houghton, Mifflin & Co. Pp. 379. $2.

Holland, Frederick May. Liberty in the Nineteenth Century. New York: G. P. Putnam's Sons. Pp. 257.

Korscheldt, Dr. E., and Helder, Dr. K. Text-Book of the Embryology of the Invertebrates. Translated by Matilda Bernard, and edited, with Additional Notes, by Martin F. Woodward. Vol. II. Pp. 369. Vol. III. Pp. 441. $3.25.

Lake Mohonk Conference on International Arbitration. Report of the Fifth Annual Meeting, 1889. Pp. 142.

Lo Blanco, Dr. Salvatore. The Methods employed at the Naples ZoÖlogical Station for the Preservation of Marine Animals. Translated by E. O. Hovey. United States National Museum. Pp. 42.

Newman, George. Bacteria, especially as they are related to the Economy of Nature, to Industrial Processes, and to the Public Health. New York: G. P. Putnam's Sons. Pp. 348.

Newton, Alfred, Gadow, Hans, and others. A Dictionary of Birds. New York: The Macmillan Company. Pp. 1088. $5.

Ohio Agricultural Experiment Station. Press Bulletin No. 199. Plums. A Comparison of Varieties. Pp. 2.

Oliver, Charles A. Description of an Adjustable Bracket for the Reid Ophthalmometer. Pp. 3; A Case of Foreign Body in the Optic Nerve. Pp. 3; A Case of Reflex Irritation. Pp. 5; A Case of Fibroma of the Eyelid. P. 1, with plate; A New Method for the Plantation of Glass Balls into the Optical Cavity. Pp. 30.

Putnam, F. W. Address as Retiring President of the American Association for the Advancement of Science, Columbus Meeting, 1899. Pp. 17.

Ribot, Th. The Evolution of General Ideas. Chicago: The Open Court Publishing Company. Pp. 231. $1.25.

Russell, Charles T. The At-one-ment between God and Man. ("Millennial Dawn." Vol. V.) Allegheny, Pa.: Watch-Tower Bible and Tract Society. Pp. 507.

Stuver, E., M. D. The Importance of a Knowledge of the Phylogenetic Development of the Child in the Prevention of Children's Diseases. Pp. 11.

Thompson, Ernest Seton. The Trail of the Sandhill Stag. New York: Charles Scribner's Sons. Pp. 93. $1.50.

United States Department of Agriculture. Farmers' Bulletins. No. 70. The Principal Insect Enemies of the Grape. By C. L. Marlatt. Pp. 23; No. 80. The Peach-Twig Borer. By. C. L. Marlatt. Pp. 15: No. 99. Three Insect Enemies of Shade Trees. By L. O. Howard. Pp. 30;—Division of Entomology. No. 37. The Use of Hydrocyanic-Acid Gas for Fumigating Greenhouses and Small Frames. Pp. 10; No. 38. The Squash-Vine Borer. Pp. 6; No. 39. The Common Squash Bug. Pp. 5.

United States Fish Commission. Check-List of the Fishes of Florida. By B. W. Evermann and W. C. Kendall. Pp. 68.

Upsala, University of (Sweden). Bulletin of the Geological Institution. Hj. SjÖgren, Editor. Vol. IV, Part I, No. 7. 1898. Pp. 131, with four plates.

Weed, Clarence Moores, Editor. The Insect World. A Reading Book of Entomology. New York: D. Appleton and Company. (Appletons' Home-Reading Books.) Pp. 207. 60 cents.

Wisconsin Geological and Natural History Survey. Bulletin No. 4. On the Building and Ornamental Stones of Wisconsin. By Ernest R. Buckley. Pp. 544.

Wisla. A Geographical and Ethnographical Publication (in Polish). Vol. XIII, Nos. 1 to 5. Warsaw, Poland. Pp. 320.

Wright, Mabel Osgood. Wabenor the Magician. New York: The Macmillan Company. Pp. 346.