“One of the most complete works on the subject, and one which should be in the library of every physician who hopes to keep pace with the great advances made in pathology.” Böhm, Davidoff, _and_ Huber’s Histology =A Text-Book of Human Histology.= Including Microscopic Technic. By DR. A. A. BÖHM and DR. M. VON DAVIDOFF, of Munich, and G. GARL HUBER, M. D., Professor of Histology and Embryology in the University of Michigan, Ann Arbor. Handsome octavo of 528 pages, with 361 beautiful original illustrations. Flexible cloth, $3.50 net. RECENTLY ISSUED--NEW (2d) EDITION. ENLARGED The work of Drs. Böhm and Davidoff is well known in the German edition, and has been considered one of the most practically useful books on the subject of Human Histology. This second edition has been in great part rewritten and very much enlarged by Dr. Huber, who has also added over one hundred original illustrations. Dr. Huber’s extensive additions have rendered the work the most complete students’ text-book on Histology in existence. Boston Medical and Surgical Journal “Is unquestionably a text-book of the first rank, having been carefully written by thorough masters of the subject, and in certain directions it is much superior to any other histological manual.” Drew’_s_ Invertebrate Zoölogy =A Laboratory Manual of Invertebrate Zoölogy.= By GILMAN A. DREW, PH.D., Professor of Biology at the University of Maine. With the aid of Members of the Zoölogical Staff of Instructors of the Marine Biological Laboratory, Woods Holl, Mass. 12mo of 200 pages. Cloth, $1.25 net. RECENTLY ISSUED The subject is presented in a logical way, and the type method of study has been followed, as this method has been the prevailing one for many years. Prof. Allison A. Smyth, Jr., Virginia Polytechnic Institute “I think it is the best laboratory manual of zoölogy I have yet seen. The large number of forms dealt with makes the work applicable to almost any locality.” McFarland’s Pathogenic Bacteria The New (5th) Edition, Revised =A Text-Book Upon the Pathogenic Bacteria.= By JOSEPH MCFARLAND, M. D., Professor of Pathology and Bacteriology in the Medico-Chirurgical College of Philadelphia, Pathologist to the Medico-Chirurgical Hospital, Philadelphia, etc. Octavo volume of 647 pages, finely illustrated. Cloth, $3.50 net. RECENTLY ISSUED