SCIENCE 



{9 1921 ) 



yL-i»^' 



New Sebies 



Vol. Lni, No. 1371 



Friday, April 8, 1921 



a p '■ CoPiEa, 16 Cts. 



§ jj I. SCBSCEtPTIOM, $6.00 



COTiTJS AND GREEiNWOOD. The Health of the Industrial Worker, y, istrations. 

 Octavo. Cloth, $7.00 Postpaid. By Edgar L. Colus, M.D., M.R.C.P., _ wxessor of Pre- 

 ventive Medicine, Welsh National School of Medicine; and Major Greenwood, M.E.C.P. 

 (Lend.), Member Industrial Fatigue Eesearch Board, London; With Chapter on Eeclama- 

 mation of the Disabled by Arthur J. Collis, M.D., Medieal Superintendent, Ministry of 

 Pensions Hospital (England), and an Introduction by George Newman, K.C.B., M.D. 

 (Lond.). 



HOOD AND CARPENTER. Textbook of Practical Chemistry. With 162 Illustrations. 

 8vo. xii + 527 pp. Cloth, $5.00 Postpaid. By G. F. HoOD, M.A. (Oxon), B.Se. (Lond.), 

 Chemistry Master Nottingham High School; and J. A. Carpenter, M.A. (Oxon), Major, 

 Late Science Master, St. Paul's School, and Lecturer in Physics, Eoyal Dental Hospital, 

 London. 



McGUIGAN. An Introduction to Chemical Pharmacology. Pharmacodynamics in Relation 

 to Chemistry. By Hugh McGuigan, Ph.D., M.D., Professor of Pharmacology, University 

 of Illinois College of Medicine. 8vo. xii + 418 pp. Cloth, $4.00 Postpaid. 



AUTENRIETH. Laboratory Manual for the Detection of Poisons and Powerful Drugs. 



5th Edition. Revised. 25 Illustrations. 8vo. xv + 342 pp. Cloth, $3.50 Postpaid. 

 By Dr. Wilhelm Autenrieth, Professor in the University of Freiburg; Authorized 

 Translation by William H. Waeken, M.D. 



SMITH. Priestley in America, 1794-1804. An Account of the Life and Work of the Dis- 

 coverer of Oxygen while in America. 16mo. v 4" 173 pp. Cloth, $1.50 Postpaid. By 

 Edgar F. Smith, University of Pennsylvania. 



COPATTX-LEFFMANN. Introduction to General Chemistry. 30 Illustrations. 12mo, 

 X -f 195 pp. Cloth, $2.00 Postpaid. By H. CoPAUx, Professor of Mineral Chemistry, 

 School of Industrial Physics and Chemistry, Paris. Translated by and with Appendix by 

 Henry LErrMANN, A.M., M.D., Member American Chemical Society and of the British 

 Society of Public Analysts. An exposition of the principles of modern chemistry. 



BARNETT. A Textbook of Organic Chemistry. Illustrated. Cloth, $5.00 Postpaid. By 

 E. De Baert Barnett, B.Sc. (Lond.), Lecturer in Organic Chemistry, Sir John Cass 

 Technical Institute, London. 



MOLINARI. General and Industrial Organic Chemistry. Part I. Cloth, $8.00 Postpaid. 

 By Ettore Molinari, Milan; Translated by T. H. Pope, B.Sc, University of Birming- 

 ham (Eng.). 



SCHNEIDER. The Microanalysis of Powdered Vegetable Drugs. 2d Edition. 237 Illus- 

 trations. 8vo. Cloth, $5.00 Postpaid. By Albert Schneider, M.D., Ph.D., Professor of 

 Pharmacology, College of Pharmacy, University of Nebraska. 



P. Blakiston's Son k Co., Publishers, Philadelphia 



