BY THE SAME AUTHOR. 



ELEMENTARY LESSONS IN LOGIC : DEDUCTR^E 

 AND INDUCTIVE. Witli Copious Questions and Examples, and 

 a Vocabulary of Logical Terms. Ninth Edition. Fcap. 8vo. 3s. 6d. 



PRIMER OF LOGIC. With lUustrations and Questions. 

 New Edition. 18mo. Is 



STUDIES IN DEDUCTIVE LOGIC. A Manual for 

 Students. Crown 8vo. 65. 



THE SUBSTITUTION OF SIMILARS THE TRUE 

 PRINCIPLE OF REASONING. Derived from a Modification of 

 Aristotle's Dictum. Fcap. 8vo. 2s. Qd. 



THE COAL QUESTION : an Inquiry Concerning the Progress 

 of the Nation, and the probable exhaustion of our Coal Mines. 

 Second Edition, revised. 8vo. lOs. 6d. 



THE THEORY OF POLITICAL ECONOMY. Second 

 Edition, Revised and Enlarged, with New Preface. 8vo. 10s. 6d. 



PRIMER OF POLITICAL ECONOMY. New Edition. 

 18mo. Is. 



INVESTIGATIONS IN CURRENCY AND FINANCE. 

 With Diagrams, &c. 8vo. [Just ready. 



THE STATE IN RELATION TO LAJiOUR (English Citizen 

 Series). Crown 8vo. 3s. 6d. 



MACMILLAN AND CO., LONDON. 



Elemkntauy Manual of thk PKiNcrpi,E.s of Cuukency. 



MONEY AND THE MECHANISM OF EXCHANGE. 

 Fourth Edition. Crown 8vo. 5s. (Intenuitional Scientifi ; Series.) 



HENRY tt. KING AND CO. 



