MACMILLAN'S SCIENCE PRIMERS, 



Under the joint editorship of Prof. HUXLEY, Sir H. E. 

 ROSCOE, and Prof. BALFOUR STEWART. Pott 8vo. Is. each. 



INTRODUCTORY. By Prof. HUXLEY. 

 CHEMISTRY. By Sir HENRY ROSCOE, 



F.R.S. With Illustrations and Questions. 



PHYSICS. By BALFOUR STEWART, 



F.B ..S. With Illustrations and Questions. 



PHYSICAL GEOGRAPHY. By Sir 



A. GEIKIE, F.R.S. With Illustrations and Questions. 



GEOLOGY. By Sir ARCHIBALD GEIKIE, 

 F.R.S. 



PHYSIOLOGY. By MICHAEL FOSTER, 



F.R.S. 



ASTRONOMY. By J. N. LOCKYER, 



F.R.S. 



BOTANY. By Sir J. D. HOOKER, 



K.C.S.I., C.B. 



LOGIC. By W. STANLEY JEVONS, 



F.R.S. 



POLITICAL ECONOMY. By W. 



STANLEY JEVONS, LL.D., M.A., F.R.S. 

 MACMILLAN AND CO., LONDON. 



