TABLES OF ZOOLOGY: indicating the Tribes, Sub-Orders, Orders, and Higher Groups of the Animal Kingdom, for Students, Lecturers, and others. By J. Reay Greene, M.D., late Professor of Natural History in the Queen’s University in Ireland. Three large sheets, 5s. the set; or, mounted on canvas, with roller and varnished. 12s. 6d.


A. Wilson

THE STUDENT’S GUIDE TO ZOOLOGY A Manual of the Principles of Zoological Science. By Andrew Wilson, Author of “Elements of Zoology,” and Lecturer on Zoology, Edinburgh. With Engravings. Fcap 8vo, 6s. 6d.


F. Kohlrausch

AN INTRODUCTION TO PHYSICAL MEASUREMENTS. With Appendices on Absolute Electrical Measurement, etc. By Dr. F. Kohlrausch, Professor in Ordinary at the University of Würzburg. Second Edition. Translated from the Fourth German Edition by T. H. Waller, B.A., B.Sc., and H. R. Procter, F.C.S. With 37 Engravings. 8vo, 15s.


J. C. Draper

A TEXT-BOOK OF MEDICAL PHYSICS, for the Use of Students and Practitioners of Medicine. By John C. Draper, M.D., LL.D., Professor of Chemistry and Physics in the Medical Department of the University of New York. With 377 Engravings. 8vo, 18s.