NATURAL SCIENCE. 



68. DISEASE AND ITS CAUSES. By W. T. Councilman, M. D., 



LL. D., Professor of Pathology, Harvard University. 

 85. SEX. By J. Arthur Thompson and Patrick Geddes, joint authors 



of "The Evolution of Sex." 

 71. PLANT LIFE. By J. B. Farmer, D. Sc., F. R. S., Professor of Bot- 



tany in the Imperial College of Science, London. This very fully 



illustrated volume contains an account of the salient features of plant 



form and function. 

 63. THE ORIGIN AND NATURE OF LIFE. By Benjamin M. Moore, 



Professor of Bio-Chemistry, Liverpool. 

 90. CHEMISTRY. By Raphael Meldola, F. R. S., Professor of Chem- 



istry, Finsbury Technical College. Presents the way in which the 



science has developed and the stage it has reached. 



53. ELECTRICITY. By Gisbert Kapp, Professor of Electrical En- 

 gineering, University of Birmingham. 



54. THE MAKING OF THE EARTH. By J. W. Gregory, Professor of 

 Geology, Glasgow University. 38 maps and figures. Describes 

 the origin of the earth, the formation and changes of its surface and 

 structure, its geological history, the first appearance of life, and its 

 influence upon the globe. 



56. MAN: A HISTORY OF THE HUMAN BODY. By A. Keith, M. D., 

 Hunterian Professor, Royal College of Surgeons, London. Shows 

 how the human body developed. 



74. NERVES. By David Fraser Harris, M. D., Professor of Physi- 

 ology, Dalhousie University, Halifax. Explains in non-technical 

 language the place and powers of the nervous system. 



21. AN INTRODUCTION TO SCIENCE. By Prof. J. Arthur Thomson, 

 Science Editor of the Home University Library. For those unac- 

 quainted with the scientific volumes in the series, this should prove 

 an excellent introduction. 



14. EVOLUTION. By Prof. J. Arthur Thomson and Prof. Patrick 

 Geddes. Explains to the layman what the title means to the scien- 

 tific world. 



ASTRONOMY. By A. R. Hinks, Chief Assistant at the Cambridge 

 Observatory. "Decidedly original in substance, and the most readable 

 and informative little book on modern astronomy we have seen for a 

 long time." Nature. 



PSYCHICAL RESEARCH. By Prof . W. F. Barrett, formerly Presi- 

 dent of the Society for Psychical Research. 



THE EVOLUTION OF PLANTS. By Dr. D. H. Scott, President 

 of the Linnean Society of London. The story of the development 

 of flowering plants, from the earliest zoological times, unlocked from 

 technical language. 



