3^f= EACH NUMBER, TEN CENTS. _#£ 

 (Twelve postpaid for $1.00.) 



The JVLodettn Science Essayist 



Popular Evolution Essays and Lectures. 



One of the niost systematic, concise and comprehensive presentations in popular 

 form of the foundation and theory of evolution. Excellent, . . . succint, . . . inter- 

 esting. — Public Opinion. 



Papers that are neither dull nor commonplace. — Boston Times. 



The subjects are very fully discussed, and the seeker for information can scarcely 

 find the case better stated. — New Bedford Mercury. 



j|@^ These Numbers Now Ready. *&& 



[Nos. 1 to 15 inclusive are comprised in the present volume. Any of the 15 may be 

 had singly, in pamphlet form, for 10c each; the 15 in one volume, fine cloth, with 

 complete index, $2.00 ; in paper, $1.50. For synopsis of each lecture, see " Contents," 

 front of this book. Synopsis of subsequent numbers follows : ] 



16. The Scope and Principles of the Evolution Philosophy. 



Wallace on Darwinism ; evolution a universal method ; agnosticism — what is it ? 

 the nature and limitations of knowledge ; the relations of the evolution philoso- 

 phy to materialism and idealism ; to the doctrines and methods of the Christian 

 church ; its relations to sociology ; its attitude toward the practical problems of 

 social life. 

 By Dr. Lewis G. Janes, author of "A Study of Primitive Christiani- 

 ty," "Evolution of the Earth," etc. 



17. The Moral and Religious Aspects of Herbert Spencer's Philos- 

 oph y. Spencer's Theory of Religion ; Spencer's Theory of Morality ; the Relation 

 of Religion to Morality from the Spencerian point of view. 



By Sylvan Drey. 



18. The Relativity of Knowledge. The nature of sense-perception; 

 sight, sound, taste, smell, feeling ; the doctrine of the Unknowable ; the relative 

 natur3 of matter, motion, form, weight, extension ; the relativity of ethical and 

 social theories ; the truth of definite relations ; the doctrine of relativity assures 

 charity and mental freedom. 



By Robert G. Eccles, M.D., author of "Evolution of Mind." 



19. A Study of Hatter and Motion. An excellent digest of a much 

 vexed question, with quotations from many authorities, — Prof. Youmans, Herbert 

 Spencer, Geo. Henry Lewes, Prof. Helmholtz, Prof. Coues, etc., etc. 



By Hon. A. N. Adams. 



We must not allow anv prejudice of thought on account of the cry of " materialism." 

 — Text. p. 6. 



20. Primitive Man. Man as revealed by archaeological studies; evi- 

 dences of man's antiquity ; geological periods ; man's appearance in the 

 pliocene; palaeolithic and neolithic races; the ages of bronze and iron; cave- 

 men and lake-dwellers; dolmen- and mound-builders; primitive implements 

 and tools; proofs of man's natural evolution. 



By Z. Sidney Sampson, author of "Evolution of Theology." 



21. Groivth of the Marriage Relation. Marriage a primitive insti- 

 tution; its earlier forms; no evidence of original promiscuity; exogamy and 

 endogamy; group-marriage; polygyny, polyandry and monogamy ; marriage by 

 capture ; monogamy the highest form of the relation ; divorce and divorce-laws ; 

 marriage a contract ; its regidation by the State. 



By C. St anil and Wake, author of " The development of Marriage and 

 Kinship," ll The Evolution of Morality," etc. 



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