Calendar of Societies. 



Biological society, Washington. 



March 20. — D. E. Salmon and T. Smith, Notes on 

 some biological analyses of Potomac drinking water ; 

 H. G. Beyer, Eemarks on antipyretics ; W. S. Bar- 

 nard, Exhibition of a fungus, with remarks ; F. H. 

 Knowlton, Additions to and changes in the Flora 

 Columbiana for 1885 ; Frank Baker and Mr. J. L. 

 Wortman, Recent investigations into the mechanism 

 of the elbow-joint. 



Philosophical society, Washington. 



March 24. — Henry Farquhar, Comparison of the 

 Boss and Auwers declination-standards ; R. S. Wood- 

 ward, On the position and shape of the geoid as 

 dependent on local masses. 



Society of arts, Boston. 



March 25. — Joseph D. Weeks, Labor differences 

 and arbitration. 



Publications received at Editor's Office, March 15-20. 



Annalen des k. k. r.aturhistorischen hofmuseums. Band i. 

 No. 1. Wien, Holder, 1886. 46 p., 1 pi. 4 . 



Benedikt, R. The chemistry oT the coal-tar colours. Tr. and 

 ed. by E. Knecht. London, Bell, 1886. 8+248 p., illustr. 16 . 

 (New York, Scribner & Welford.) 



Binet, A. La psychologie du raisonnement recherches experi- 

 mentales par l'hypnotisme. Paris, Bailliere, 1886. 171 p. 12 . 

 (New York, Christern, 90 cents.) 



Boulanger, J. Sur les progres de la science electrique et les 

 nouvelles machines d'induction. Pans, Gauthier-Villars, 1885. 

 178+2 p., illustr. 8°. (New York, Christern, $1.20.) 



Chemung review. Vol. i. No. 2. m. Elmira, Chemung pub- 

 lishing company, 1886. 16 p. , illustr. 12 . 



Crimean cracks : a story of active service in foreign lands. By 

 an Edinburgh boy. Edinburgh. Blackzuood, 1886. 8-f 262+24 P- 

 12 . (New York, Scribner & Welford.) 



Daniell, C. Discarded silver : a plan for its use as money. 

 London, Kegan Paul, Trench &* Co., 1886. 6+65+40 p. 16 . 

 (New York, Scribner & Welford.) 



Freeman, H. On speech formation as the basis for true 

 spelling. London, Triibner, 1886. 8+88 p. 12 . (New York, 

 Scribner & Welford.) 



Geymet. Traite pratique de photogravure sur zinc et sur 

 cuivre. Paris, Gauthier-Villars, 1886. 206+4 P* I2 °- (New 

 York, Christern, §1.50.) 



Greenwood, T. Free public libraries, their organisation, 

 uses, and management. London, Simpkin, Marshall & Co.. 

 1886. 16+463 p., illustr. 12 . (New York, Scribner & Welford.) 



Houdas, (). Ethnographic de l'Algerie. Paris, Maisonneuve, 

 1886. 124 p., illustr. 24 . (New York, Christern, 50 cents.) 



Hudson, C. T., and Gosse, P. H. The rotifera ; or, Wheel- 

 animalcules. Part ii. London, Longmans, 1886. [38] p., [7] 

 P 1 - 4°- 



Irving, R. D. Preliminary paper on an investigation of the 

 archaean formations of the northwestern states. (U.S. geol. surv.) 

 Washington, Government, 1885. [68] p.. [io| pi. 4 . 



Johnston, H. H. The Kilima-njaro expedition. London, 

 Kegan Paul, Trench df Co., 1886. 16+572 p., 6 maps, illustr. 

 8°. (New York. Scribner & Welford.) 



Lesley, J. P. The geology of the Pittsburgh coal region. 

 Philadelphia, Amer. insi. min. eng., 1886. 39 p., map. 8°. 



Levy, M. M. La statique graphique et ses applications aux 

 constructions. 2d ed. Part i.: Principes et applications de 

 statique graphique pure. Paris, Gauthier-Villars, 1886. 28+ 

 549 p., 26 pi., illustr. 8°. (New York, Christern, $7.35.) 



Merri8, C. van. La scrofule et les bains de mer. Paris, 

 Bailliere, 1886. 10+662 p., maps. 8°. (New York, Christern, 

 $3-35-) 



Polytechnique journal de l'ecole. Vol. lv. Paris, Gaulhrer- 

 Villars, 1*85. (New York, Christern, $4.65.) 



Portes, L., and Ruyss n F. Traite de la vigne et de ses pro- 

 duits. Tome i. Paris. Doin, 1886. 12+701 p., illustr. 8°. 

 (New York, Christern, $8.) 



Riant, A. Hygiene de l'orateur. Paris. Bailliere, 1886. 12 

 +288+36D. 12 . (New York, Christern, $1.20.) 



Roux, V. Manuel de photographie et de calcographie. Paris, 

 Gauthier-Villars, 1886. 4+38+4 p. 12 . (New York, Chris- 

 tern, 45 cents.) 



Serbati, A. R. Psychology. In three volumes. Vol. ii. Lon- 

 don, Kegan Paul, Trench 6? Co- y 1885. 16+632 p. 8°. (New 

 York, Scribner & Welford.) 



Societies and institutions of the city of New York, a classified 

 and descriptive directory to the charitable and beneficent. New 

 York, Putnam, 1883. 16+169 p. 16 . 



Thode, H. Franz von Assisi und die anfange der kunst der 

 renaissance in Italien. Berlin, Grote, 1885. 12+573 illustr. 

 8°. (New York, Stechert.) 



Wagner, A. F. Das wasser nach vorkommen, beschaffen- 

 heit und bedeutung, hauptsachlich in hygieinischer und tech- 

 nischer beziehung. Dresden, Nachfolger, 1886. 10+284 P- 12°. 

 (New York, Stechert.) 



Warring, C. B. Gyrating bodies : an empirical study. Pough- 

 keepsie, 'J he author, |_i886.] 106 p., 4 pi. 8°. 



Weather journal. Vol. i. No. 1. Cincinnati, Bassler, 1886. 

 4 p., illustr. f°. 



Advertised Books of Reference. 



ENCYCLOPAEDIA OF CHEMISTRY. Theoretical, prac 

 tical, and analytical, as applied to the arts and manufactures. By 

 Writers of Eminence. Profusely and handsomely illustrated. In 

 two volumes. Each containing 25 steel-plate engravings and 

 numerous woodcuts. Imperial 8vo. Price per set: Extra cloth, 

 $15.00. Library sheep, $18.00. Half morocco, $20.00. J. B. 

 Lippincott Company, Pubs., Philadelphia. 



HOURS WITH THE BIBLE, or the Scriptures in the Light 

 of Modern Discovery and Knowledge. By Rev. Cunningham 

 Geikie, D. D. The series covers the whole of the Old Testament. 

 6 vol. 12 . Cloth, with illustrations and index. Sold separately, 

 and each complete and distinct in itself. $1.50 per vol. James 

 Pott & Co., Pubs., New York. 



INSTRUCTION FOR THE DETERMINATION OF 

 ROCK-FORMING MINERALS. By Dr. Eugen Hussak, 

 Privat Doceat in the University of Grau. Translated from the 

 German by Erastus G. Smith, Professor of Chemistry and Miner- 

 alogy, Beloit College. With 103 plates, 8vo, cloth. $3.00. John 

 Wiley & Sons, Pubs., Astor Place, New York. 



ANNALS OF MATHEMATICS. Edited by Ormond Stone 

 and William M. Thornton. Office of Publication : University 

 of Virginia. Vol. 2, No. 2, is just out. 



GEOLOGY. CHEMICAL, PHYSICAL. AND STRATI- 

 GRAPHICAL. By Joseph Prestwich, M.B., F.R.S., F G.S. 

 Correspondent of the Institute of France, Professor of geology 

 in the University of Oxford. In two vols. Vol. 1.: Chemical and 

 Physical. 8vo. $6.25. (Oxford University Press.) Macmillan 

 & Co., Pubs., New York. 



ALLGEMEINEF KISTORISCHER HAND ATLAS in 69 

 maps with explanatory text under the direction of Dr. Richard 

 Andree. By Professor G. Droysen. A complete atlas of an- 

 cient, mediaeval and modern geography, especially in relation 

 to political development. Half bound, cloth sides, $9.20. Gus- 

 tav E. Stechert, 766 Broadway, N.Y. 



MANUAL OF THE BOTANY OF THE ROCKY 

 MOUNTAINS. Coulter (Wabash Coll ), 8vo., 496 pp. $1.85. 

 Ivison, Blakeman, Taylor & Co., Pubs., New York. 



PHYSIOLOGICAL BOTANY: I. Outlines of the Histology 

 of Phaenogamous Plants; II. Vegetable Physiology. Goodale 

 (Harvard), 8vo., 560 pp. $2.30. Ivison, Blakeman, Taylor & 

 Co., Pubs., New York. 



STRUCTURAL BOTANY ; or. Organography on the basis 

 of Morphology ; the principles of Taxonomy and Phytography 

 and a Glossary of Botanical terms. Gray (Harvard), 8vo., 454 pp. 

 $2.30. Ivison, Blakeman, Taylor & Co., Pubs. New York. 



LIPPINCOTT'S BIOGRAPHICAL DICTIONARY. A 

 new, thoroughly revised, and greatly enlarged edition. A univer- 

 sal pronouncing dictionary of biography and mythology. Con- 

 taining complete and concise biographical sketches of the eminent 

 persons of all ages and countries. By J. Thomas, M.D., LL.D; 

 Imperial 8vo. 2550 pages. Sheep. $12.00. J. B. Lippincott 

 Company, Pubs., Philadelphia. 



ELEMENTARY BIOGRAPHICAL HISTORY OF SCI- 

 ENCES (heroes of science) i2ino, cloth. $1.30 each by mail. 

 Botanists, zoologists, and geologists, by Prof. Martin Duncan. 

 Astronomers, by E. J. C. Morton, Esq. Chemists, by M. M. 

 Pattison Muir, F.R.S.G. Mechanicians, by T. C. Lewis. E. & 

 J. B. Young Co., Pubs., Cooper Union, New York City. 



INSECTS INJURIOUS TO FRUITS. By Prof. William 

 Saunders, F.R.S.C. Handsomely illustrated with 440 wood en- 

 gravings. Crown, 8vo. Cloth. $3. J. B. Lippincott Company, 

 Pubs., Philadelphia. 



