Every Sanitarian should have Rohé’s “Text-Book of Hygiene” as a work of reference. Of this new (second) edition, one of the best qualified judges, namely, Albert L. Gihon, M.D., Medical Director of U.S. Navy, in charge of U.S. Naval Hospital, Brooklyn, N. Y., and ex-President of the American Public Health Association, writes: “It is the most admirable, concise _résumé_ of the facts of Hygiene with which I am acquainted. Professor Rohé’s attractive style makes the book so readable that no better presentation of the important place of Preventive Medicine, among their studies, can be desired for the younger members, especially, of our profession.” =SAJOUS—Hay Fever and its Successful Treatment by Superficial Organic Alteration of the Nasal Mucous Membrane.= By CHARLES E. SAJOUS, M.D., formerly Lecturer on Rhinology and Laryngology in Jefferson Medical College; Vice-President of the American Laryngological Association; Officer of the Academy of France and of Public Instruction of Venezuela; Corresponding Member of the Royal Society of Belgium, of the Medical Society of Warsaw (Poland), and of the Society of Hygiene of France; Member of the American Philosophical Society, etc., etc. With 13 Engravings on Wood. 12mo. Bound in Cloth. Beveled edges. =Price, in United States and Canada, $1.00, net; Great Britain, 6s.; France, 6 fr. 20.= =SANNE—Diphtheria, Croup: Tracheotomy and Intubation.= From the French of A. SANNE. Translated and enlarged by HENRY Z. GILL, M.D., LL.D. Diphtheria having become such a prevalent, wide-spread, and fatal disease, no general practitioner can afford to be without this work. It will aid in preventive measures, stimulate promptness in the application of and efficiency in treatment, and moderate the extravagant views which have been entertained regarding certain specifics in the disease diphtheria. A full Index accompanies the enlarged volume, also a list of authors, making, altogether, a very handsome ILLUSTRATED volume of over 680 pages. =Price, United States, post-paid, Cloth, $4.00, Leather, $5.00. Canada (duty paid), Cloth, $4.40; Leather, $5.50, net. Great Britain, Cloth, 22s. 6d.; Leather, 28s. France, Cloth, 24 fr. 60; Leather, 30 fr. 30.= =SENN—Principles of Surgery.= By N. SENN, M.D., PH.D., Professor of Principles of Surgery and Surgical Pathology in Rush Medical College, Chicago. Ill.; Professor of Surgery in the Chicago Polyclinic; Attending Surgeon to the Milwaukee Hospital; Consulting Surgeon to the Milwaukee County Hospital and to the Milwaukee County Insane Asylum. In one handsome Royal Octavo volume, with 109 fine Wood-Engravings and 624 pages. =Price, in United States, Cloth, $4.50; Sheep or Half-Russia, $5.50, net. Canada (duty paid), Cloth, $5.00; Sheep or Half-Russia, $6.10, net; Great Britain, Cloth, 24s. 6d.; Sheep or Half-Russia, 30s. France, Cloth, 27 fr. 20; Sheep or Half-Russia, 33 fr. 10.=