By S. HERBERT, M.D. (Vienna), M.R.C.S. (Eng.), 

 L.R.C.P. (Lond.) 



The First Principles of Heredity 



Cloth, i gg pages, fll., 8vo, $2.00 



The purpose of this book is to supply in a simple and yet scientific man- 

 ner all that may be desirable for the average student to know about 

 Heredity and related questions, without at the same time assuming any 

 previous knowledge of the subject on the reader's part. 



The First Principles of Evolution 



By S. HERBERT 



Cloth, 8vo, 346 pages, containing go illustrations and tables, $/.6o 



Though there are hosts of books dealing with Evolution, they are either 

 too compendious and specialized, or, if intended for the average reader, 

 too limited in their treatment of the subject. In a simple, yet scientific, 

 manner, the author here presents the problem of Evolution comprehen- 

 sively in all its aspects. 



CONTENTS 



Introduction — Evolution in General Palaeontology. 



Section I — Inorganic Evolution. Geographical Distribution. 



The Evolution of Matter. Part II — Theories of Evolution. 



Sectiom II — Og^nic Evolution Section III — Superorganic Evolution. 

 Part I The Facts of Evolution. Social Evolution. 



Morphology. Conclusion — The Formula of Evolution. 



Embryology. The Philosophy of Change. 



Classification. 



THE MACMILLAN COMPANY 



Publishers 64-66 Fifth Avenue New York 



